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The {{U}}eternal{{/U}} motion of the stars fascinated him.
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Thefollowingisatextabouttheperpetualmotionmachi
Thelinearmotionofadieselenginepistonisconvertedtot
flywheel
crankshaft
journal bearings
camshaft
Asthedesignatedrudderangleisbeingachievedasaresult
in motion, providing a null input
not in motion, thus providing a null input
in motion, providing an input to place the main pump on maximum stroke
in motion, providing an input to place the main pump at null stroke
Wristpinbearingsaredifficulttolubricatebecauseofth
their free-floating design
their relatively small size
the reciprocating motion of the piston
their position in the lubrication system
Thefollowingisatextabouttheperpetualmotionmachi
GoalMotion摄影
_______lawsofmotionaresimplemotionasweseeitinthewo
When
While
As
Even
Thefollowingisatextabouttheperpetualmotionmachi
Thefollowingisatextabouttheperpetualmotionmachi
APerpetualMotionMachineisafascinatingandlong-discu
Theprojectiononashaftdesignedtochangecircularmotio
wheel
crankshaft
running gear
cam
Theconnectingrodisfittedbetweenthecrossheadandthec
rotaryeciprocating
up and down/fore and aft
fore and aft /up and down
up and downotary
属于3DMotion过渡类型
SAM现象systolicanteriormotion.SAM
Thefollowingisatextabouttheperpetualmotionmachi
Theconnectingrobisfittedbetweenthecrossheadandthec
rotary / reciprocating
up and down / fore and aft
fore and aft / up and down
up and down / rotary
Therotarymotionofadieselenginecrankshaftisobtained
camshaft
reduction gears
rocker arm
connecting or piston rod
Thefollowingisatextabouttheperpetualmotionmachine.
Theexhaustportsofadieselengineusingthecross-flowsc
reciprocating motion of exhaust valves
rotary motion of the camshaft
reciprocating motion of the piston
developed differential
StaffMotion摄影
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Thehigh-speedtrainscanhaveamajor{{U}}impact{{/U}}ontravelpreferences.
{{*HTML*}}阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1346段每段选择1个正确的小标题2第27～30题要求从所给的6个选项中选择4个正确选项分别完成每个句子 ?????????? ?????????{{B}}Geologyand Health{{/B}}1.Theimportanceofparticularmetalsinthehumandiethasbeen realisedwithinthepastfewdecadesandtheideathatgeologymightberelated tohealthhasbeenrecognizedforanumberofelementssuchasiodinezincand selenium.Forexamplesoilswithlowiodinecontentsproducecropsandanimals deficientiniodine.Alackofiodineinthehumandietleadstosomeserious diseases.2.Theultimatesourceofmetalswithinthehumanbodyisrocks whichweatherintosoilgainingorlosingsomeoftheirchemicalconstituents. Thecropsweeatselectivelyremovefromthesoiltheelementsthattheyrequire forgrowth.Thewaterwedrinkcontainstraceelementsleachedfromrockand soil.Thusthegeologyandgeochemistryoftheenvironmenthaveeffectsonthe chemistryandhealthofplantsanimalsandpeople.3.Sofarthereisno datatosuggestthatpeoplelivingonmetal-richsoilsexperienceapotential healthhazard.Thelevelsofmetalswithinnaturallycontaminatedsoilsare generallynothighenoughtocauseserioushealthproblems.Livingonmetal-rich soilsdoesnotrepresentahealthriskunlesslargequantitiesofsoilare digestedormetal-richdustisinhaled.Howeversmallchildrenareparticularly exposedtometal-richdusttopsoilinplaygroundsandgardens.Theyarealsothe mostlikelyonestoeatpotentiallydangerousmetal-richsoil.4.Heavy metalsarepersistent:theydonotbreakdowntootherchemicalsinthe environment.Industriallypollutedsitesusuallyundergointensiveclean-upand rehabilitationbecauseheavymetalsareahealthconcernoncetheyenterthe foodchain.Sometracemetalsareallegedtocausecancerandarealsoknownto causepoisoning.5.Incontrastnaturallycontaminatedsoilshavenotbeen subjecttoriskassessmentstudiesandrehabilitationmeasuresdespitethefact thattheyfrequentlypossessmetalconcentrationswellabovethoseofsuch pollutedbyhumansandaboveenvironmentalqualitycriteria.6.Thereisa vitalneedtounderstandthepotentialrisksandlong-termhealtheffectsof livingonnaturallycontaminatedsoils.Futureenvironmentalinvestigationsof naturallypollutedsoilsshouldconcentrateonthepotentialpathwaysofmetals intothefoodchainandhumanbody.Geologistsshouldbepartofsuchstudiesas theycanprovidetheessentialbackgroundinformationonrockandsoilchemistry aswellasthechemicalformsofheavymetalpollution.Paragraph1______
{{*HTML*}}阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??????? ??????????? ??????? ?{{B}}Newcomers{{/B}}??Whenacountryisunder-populated newcomersarenotcompetitorshutassistants.Ifmorecometheymayproducenot onlynewquotasbutasurplusaswell.Insuchastateofthingslandis{{U}} ?51?{{/U}}andcheap.Thepossessionofit{{U}}?52?{{/U}}no powerorprivilege.Noonewillworkforanotherforwages{{U}}?53 ?{{/U}}hecantakeupnewlandandbehisownmaster.Henceitwillpayno onetoownmorelandthanhecancultivatebyhisownlabororwithsuchaidas hisownfamily{{U}}?54?{{/U}}.Henceagainland{{U}}?55 ?{{/U}}littleornorent;therewillbenolandlordslivingonrentandno laborerslivingon{{U}}?56?{{/U}}butonlyamiddleclassofyeoman farmers自耕农.Allare{{U}}?57?{{/U}}onanequalityanddemocracy becomesthepoliticalformbecausethisistheonlystateofsocietyinwhich equalityonwhichdemocracyisbasedisrealizedasafact.Thesameeffects arepowerfully{{U}}?58?{{/U}}byotherfacts.Inanewand under-populatedcountrytheindustrieswhicharemostprofitablearethe extractiveindustries.?The{{U}}?59?{{/U}}ofthesewiththe exceptionofsomekindsofminingisthattheycall{{U}}?60 ?{{/U}}onlyaloworganizationoflaborandsmallamountofcapital.Hence theyallowtheworkmantobecome{{U}}?61?{{/U}}hisownmasterand theyeducatehimtofreedomindependenceandselfreliance.Atthesametime thesocialgroupsbeingonly{{U}}?62?{{/U}}markedofffromeachother itiseasyto{{U}}?63?{{/U}}fromoneclassofoccupationsand consequentlyfromonesocialgradetoanother.Finallyunderthesame circumstanceseducationskillandsuperiortraininghavebutinferiorvalue comparedwithwhattheyhavein{{U}}?64?{{/U}}populatedcountries. The{{U}}?65?{{/U}}lieinanunder-populatedcountrywiththecoarse unskilledmanualoccupationsandnotwiththehighestdevelopmentsofscience literatureandart.
{{U}}Uptonow{{/U}}theworkhasbeeneasy.
{{*HTML*}}阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??????? ??????????? ??????? ?{{B}}Newcomers{{/B}}??Whenacountryisunder-populated newcomersarenotcompetitorshutassistants.Ifmorecometheymayproducenot onlynewquotasbutasurplusaswell.Insuchastateofthingslandis{{U}} ?51?{{/U}}andcheap.Thepossessionofit{{U}}?52?{{/U}}no powerorprivilege.Noonewillworkforanotherforwages{{U}}?53 ?{{/U}}hecantakeupnewlandandbehisownmaster.Henceitwillpayno onetoownmorelandthanhecancultivatebyhisownlabororwithsuchaidas hisownfamily{{U}}?54?{{/U}}.Henceagainland{{U}}?55 ?{{/U}}littleornorent;therewillbenolandlordslivingonrentandno laborerslivingon{{U}}?56?{{/U}}butonlyamiddleclassofyeoman farmers自耕农.Allare{{U}}?57?{{/U}}onanequalityanddemocracy becomesthepoliticalformbecausethisistheonlystateofsocietyinwhich equalityonwhichdemocracyisbasedisrealizedasafact.Thesameeffects arepowerfully{{U}}?58?{{/U}}byotherfacts.Inanewand under-populatedcountrytheindustrieswhicharemostprofitablearethe extractiveindustries.?The{{U}}?59?{{/U}}ofthesewiththe exceptionofsomekindsofminingisthattheycall{{U}}?60 ?{{/U}}onlyaloworganizationoflaborandsmallamountofcapital.Hence theyallowtheworkmantobecome{{U}}?61?{{/U}}hisownmasterand theyeducatehimtofreedomindependenceandselfreliance.Atthesametime thesocialgroupsbeingonly{{U}}?62?{{/U}}markedofffromeachother itiseasyto{{U}}?63?{{/U}}fromoneclassofoccupationsand consequentlyfromonesocialgradetoanother.Finallyunderthesame circumstanceseducationskillandsuperiortraininghavebutinferiorvalue comparedwithwhattheyhavein{{U}}?64?{{/U}}populatedcountries. The{{U}}?65?{{/U}}lieinanunder-populatedcountrywiththecoarse unskilledmanualoccupationsandnotwiththehighestdevelopmentsofscience literatureandart.
{{*HTML*}}{{B}}第三篇{{/B}} ??????? ??????????? ????????{{B}}Hawaii{{/B}}? ?Hawaii’snativeminorityisdemandingagreaterdegreeofsovereigntyover itsownaffairs.Butmuchofthearchipelago’spoliticalestablishmentwhich includestheWhiteAmericanswhodominateduntiltheSecondWorldWarandpeople ofJapaneseChineseandFilipinooriginisopposedtotheidea.? ?TheislandswereannexedbytheUSin1898andsincethenHawaii’snative peopleshavefaredworsethananyofitsotherethnicgroups.Theymakeupover 60percentofthestate’shomelesssufferlevelsofunemploymentandtheirlife spanisfiveyearslessthantheaverageHawaiians.TheyaretheonlymajorUS nativegroupwithoutsomedegreeofautonomy.??Butasovereignty advisorycommitteesetupbyHawaii’sfirstnativegovernorJohnWaiheehas giventhenatives’causeamajorboostberecommendingthattheHawaiiannatives decidebythemselveswhethertore-establishasovereignHawaiian nation.??HowevertheHawaiiannativesarenotunitedintheir demands.Somejustwantgreaterautonomywiththestate—asenjoyedbymany AmericanIndiannativesovermatterssuchaseducation.Thisisaposition supportedbytheOfficeofHawaiianAffairsOHAastateagencysetupin1978 torepresenttonatives’interestsandwhichhasnowbecomethemoderatefaceof thenativesovereigntymovement.MoreambitiousintheKaLahuigroupwhich declareditselfanewnationin1987andwantsfullofficialindependencefrom theUS.??ButifHawaiiannativesaregivengreaterautonomyit isfarfromclearhowmanypeoplethiswillapplyto.Thestateauthoritiesonly countasnativethosepeoplewithmorethan50percentHawaiianblood.? ?Nativedemandsarenotjustbasedonpoliticalgrievancesthough.They alsowanttheirclaimon660000hectaresofHawaiiancrownlandtobeaccepted. Itisonthisissuethatnativegroupsarefacingmostoppositionfromthestate authorities.In1933thestategovernmentpaidtheOHAUS$136millioninback rentonthecrownlandandmanyofficialssaythatbyacceptingthispaymentthe agencyhasgivenupitsclaimstolegallyowntheland.TheOHAhasvigorously disputedthis.VariousnativeHawaiiansdemandallthefollowingEXCEPT______.
Canyou{{U}}follow{{/U}}theplotsofar?
{{*HTML*}}阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??????? ??????????? ??????? ?{{B}}Newcomers{{/B}}??Whenacountryisunder-populated newcomersarenotcompetitorshutassistants.Ifmorecometheymayproducenot onlynewquotasbutasurplusaswell.Insuchastateofthingslandis{{U}} ?51?{{/U}}andcheap.Thepossessionofit{{U}}?52?{{/U}}no powerorprivilege.Noonewillworkforanotherforwages{{U}}?53 ?{{/U}}hecantakeupnewlandandbehisownmaster.Henceitwillpayno onetoownmorelandthanhecancultivatebyhisownlabororwithsuchaidas hisownfamily{{U}}?54?{{/U}}.Henceagainland{{U}}?55 ?{{/U}}littleornorent;therewillbenolandlordslivingonrentandno laborerslivingon{{U}}?56?{{/U}}butonlyamiddleclassofyeoman farmers自耕农.Allare{{U}}?57?{{/U}}onanequalityanddemocracy becomesthepoliticalformbecausethisistheonlystateofsocietyinwhich equalityonwhichdemocracyisbasedisrealizedasafact.Thesameeffects arepowerfully{{U}}?58?{{/U}}byotherfacts.Inanewand under-populatedcountrytheindustrieswhicharemostprofitablearethe extractiveindustries.?The{{U}}?59?{{/U}}ofthesewiththe exceptionofsomekindsofminingisthattheycall{{U}}?60 ?{{/U}}onlyaloworganizationoflaborandsmallamountofcapital.Hence theyallowtheworkmantobecome{{U}}?61?{{/U}}hisownmasterand theyeducatehimtofreedomindependenceandselfreliance.Atthesametime thesocialgroupsbeingonly{{U}}?62?{{/U}}markedofffromeachother itiseasyto{{U}}?63?{{/U}}fromoneclassofoccupationsand consequentlyfromonesocialgradetoanother.Finallyunderthesame circumstanceseducationskillandsuperiortraininghavebutinferiorvalue comparedwithwhattheyhavein{{U}}?64?{{/U}}populatedcountries. The{{U}}?65?{{/U}}lieinanunder-populatedcountrywiththecoarse unskilledmanualoccupationsandnotwiththehighestdevelopmentsofscience literatureandart.
{{*HTML*}}{{B}}第二篇{{/B}} ??????? ??????????? ???{{B}}HowtoForgive{{/B}}??Toforgivemaybe divinebutnooneeversaiditwaseasy.Whensomeonehasdeeplyhurtyouit canbeextremelydifficulttoletgoofyour{{U}}grudge.{{/U}}Butforgivenessis possible—anditcanbesurprisinglybeneficialtoyourphysicalandmental health.Peoplewhoforgiveshowlessdepressionangerandstressandmore hopefulnesssaysFredericLuskinPh.D.authorofForgiveforGoodHarper Collins2002.Soitcanhelpsaveonthewearandtearonourorgansreduce thewearingoutoftheimmunesystemandallowpeopletofeelmore vital.??Sohowdoyoustartthehealing?Tryfollowingthese steps:Calmyourself.Todefuseyourangertryasimplestress-management technique.Takeacoupleofbreathsandthinkofsomethingthatgivesyou pleasure:abeautifulsceneinnaturesomeoneyouloveLuskinsays.Don’t waitforanapology.Manytimesthepersonwhohurtyouhasnointentionof apologizingLuskinsays.Theymayhavewantedtohurtyouortheyjustdon’t seethingsthesameway.Soifyouwaitforpeopletoapologizeyoucouldbe waitinganawfullylongtime.Keepinmindthatforgivenessdoesnot necessarilymeanreconciliationwiththepersonwhoupsetyouorcondoningof hisorheraction.Takethecontrolawayfromyouroffender.?Mentally replayingyourhurtgivespowertothepersonwhocausedyoupain.Insteadof focusingonyourwoundedfeelingslearntolookforthelovebeautyand kindnessaroundyouLuskinsays.Trytoseethingsfromtheotherperson’s perspective.Ifyouempathizewiththatpersonyoumayrealizethatheorshe wasactingoutofignorancefear—evenlove.Togainperspectiveyoumaywant towritealettertoyourselffromyouroffender’spointofview.Recognizethe benefitsofforgiveness.Researchhasshownthatpeoplewhoforgivereportmore energybetterappetiteandbettersleeppatterns.Don’tforgettoforgive yourself.ForpeopleforgivingthemselvesisthebiggestchallengeLuskin says.Butitcanrobyouofyourself-confidenceifyou don’t.AccordingtoLuskinyoushouldnotwaitforanapology.ThereareseveralreasonsEXCEPTthat______.
{{*HTML*}}阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1346段每段选择1个正确的小标题2第27～30题要求从所给的6个选项中选择4个正确选项分别完成每个句子 ?????????? ?????????{{B}}Geologyand Health{{/B}}1.Theimportanceofparticularmetalsinthehumandiethasbeen realisedwithinthepastfewdecadesandtheideathatgeologymightberelated tohealthhasbeenrecognizedforanumberofelementssuchasiodinezincand selenium.Forexamplesoilswithlowiodinecontentsproducecropsandanimals deficientiniodine.Alackofiodineinthehumandietleadstosomeserious diseases.2.Theultimatesourceofmetalswithinthehumanbodyisrocks whichweatherintosoilgainingorlosingsomeoftheirchemicalconstituents. Thecropsweeatselectivelyremovefromthesoiltheelementsthattheyrequire forgrowth.Thewaterwedrinkcontainstraceelementsleachedfromrockand soil.Thusthegeologyandgeochemistryoftheenvironmenthaveeffectsonthe chemistryandhealthofplantsanimalsandpeople.3.Sofarthereisno datatosuggestthatpeoplelivingonmetal-richsoilsexperienceapotential healthhazard.Thelevelsofmetalswithinnaturallycontaminatedsoilsare generallynothighenoughtocauseserioushealthproblems.Livingonmetal-rich soilsdoesnotrepresentahealthriskunlesslargequantitiesofsoilare digestedormetal-richdustisinhaled.Howeversmallchildrenareparticularly exposedtometal-richdusttopsoilinplaygroundsandgardens.Theyarealsothe mostlikelyonestoeatpotentiallydangerousmetal-richsoil.4.Heavy metalsarepersistent:theydonotbreakdowntootherchemicalsinthe environment.Industriallypollutedsitesusuallyundergointensiveclean-upand rehabilitationbecauseheavymetalsareahealthconcernoncetheyenterthe foodchain.Sometracemetalsareallegedtocausecancerandarealsoknownto causepoisoning.5.Incontrastnaturallycontaminatedsoilshavenotbeen subjecttoriskassessmentstudiesandrehabilitationmeasuresdespitethefact thattheyfrequentlypossessmetalconcentrationswellabovethoseofsuch pollutedbyhumansandaboveenvironmentalqualitycriteria.6.Thereisa vitalneedtounderstandthepotentialrisksandlong-termhealtheffectsof livingonnaturallycontaminatedsoils.Futureenvironmentalinvestigationsof naturallypollutedsoilsshouldconcentrateonthepotentialpathwaysofmetals intothefoodchainandhumanbody.Geologistsshouldbepartofsuchstudiesas theycanprovidetheessentialbackgroundinformationonrockandsoilchemistry aswellasthechemicalformsofheavymetalpollution.Paragraph4______
{{*HTML*}}阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1346段每段选择1个正确的小标题2第27～30题要求从所给的6个选项中选择4个正确选项分别完成每个句子 ?????????? ?????????{{B}}Geologyand Health{{/B}}1.Theimportanceofparticularmetalsinthehumandiethasbeen realisedwithinthepastfewdecadesandtheideathatgeologymightberelated tohealthhasbeenrecognizedforanumberofelementssuchasiodinezincand selenium.Forexamplesoilswithlowiodinecontentsproducecropsandanimals deficientiniodine.Alackofiodineinthehumandietleadstosomeserious diseases.2.Theultimatesourceofmetalswithinthehumanbodyisrocks whichweatherintosoilgainingorlosingsomeoftheirchemicalconstituents. Thecropsweeatselectivelyremovefromthesoiltheelementsthattheyrequire forgrowth.Thewaterwedrinkcontainstraceelementsleachedfromrockand soil.Thusthegeologyandgeochemistryoftheenvironmenthaveeffectsonthe chemistryandhealthofplantsanimalsandpeople.3.Sofarthereisno datatosuggestthatpeoplelivingonmetal-richsoilsexperienceapotential healthhazard.Thelevelsofmetalswithinnaturallycontaminatedsoilsare generallynothighenoughtocauseserioushealthproblems.Livingonmetal-rich soilsdoesnotrepresentahealthriskunlesslargequantitiesofsoilare digestedormetal-richdustisinhaled.Howeversmallchildrenareparticularly exposedtometal-richdusttopsoilinplaygroundsandgardens.Theyarealsothe mostlikelyonestoeatpotentiallydangerousmetal-richsoil.4.Heavy metalsarepersistent:theydonotbreakdowntootherchemicalsinthe environment.Industriallypollutedsitesusuallyundergointensiveclean-upand rehabilitationbecauseheavymetalsareahealthconcernoncetheyenterthe foodchain.Sometracemetalsareallegedtocausecancerandarealsoknownto causepoisoning.5.Incontrastnaturallycontaminatedsoilshavenotbeen subjecttoriskassessmentstudiesandrehabilitationmeasuresdespitethefact thattheyfrequentlypossessmetalconcentrationswellabovethoseofsuch pollutedbyhumansandaboveenvironmentalqualitycriteria.6.Thereisa vitalneedtounderstandthepotentialrisksandlong-termhealtheffectsof livingonnaturallycontaminatedsoils.Futureenvironmentalinvestigationsof naturallypollutedsoilsshouldconcentrateonthepotentialpathwaysofmetals intothefoodchainandhumanbody.Geologistsshouldbepartofsuchstudiesas theycanprovidetheessentialbackgroundinformationonrockandsoilchemistry aswellasthechemicalformsofheavymetalpollution.Someseriousdiseasesisconnectedwithdeficiencyof______.
{{*HTML*}}下面有3篇短文每篇短文后有5道题每题后面有4个选项请仔细阅读短文并根据短文回答其后面的问题从4个选项中选择1个最佳答{{B}}第一篇{{/B}} ??????? ??????????? ??????{{B}}FoodandHealth{{/B}}? ?Thefoodyoueatdoesmorethanprovideenergy.Itcanhaveadramatic effectonyourbody’sabilitytofightoffheartdiseasecancerdiabeteshigh bloodpressurestrokeandweakbones.Withremarkableconsistencyrecent researchhasfoundthatadiethighinplant-basedfoods—fruitsvegetables driedpeasandbeansgrainsandstarchystaplessuchaspotatoes—isthebody’s bestweaponin{{U}}thwarting{{/U}}manyhealth-relatedproblems.Thesefoodswork againstsomanydiseasesthatthesamehealthyingredientsyoumightuseto protectyourheartorwardoffcancerwillalsobenefityourintestinaltract andbones.??Scientistshaverecentlyestimatedthatapproximately 30to40percentofallcancerscouldbeavoidedifpeopleatemorefruits vegetablesandplant-basedfoodsandminimizedhigh-fathigh-calorieedibles thathavescantnutritionalvalue.Upto70percentofcancersmightbe eliminatedifpeoplealsostoppedsmokingexercisedregularlyandcontrolled theirweight.Inthepastresearchershadlinkedfatconsumptionwiththe developmentofcancersbuttheycurrentlybelievethateatingfruits vegetablesandgrainsmaybemoreimportantinpreventingthediseasethannot eatingfat.Theevidenceaboutahigh-fatdietandcancerseemedalotstronger severalyearsagothanitdoesnowsaysMelaniePolkaregistereddietitian anddirectorofnutritioneducationattheAmericanInstituteforCancer Research.??Theroadtostrongbonesispavedwithcalcium-rich food.Leafygreenvegetablesandlow-fatdairyproductsareexcellentsourcesof calciumthemineralthatputsstiffnessintoyourskeletalsystemandkeeps yourbonesfromturningrubberyandfragile.Yourbodyusescalciumformore thankeepingyourbonesstrong.Calciumpermitscellstodivideregulates musclecontractionandrelaxationandplaysanimportantroleinthemovement ofproteinandnutrientsinsidecells.Ifyoudon’tabsorbenoughfromwhatyou eattosatisfytheserequirementsyourbodywilltakeitfromyourbones. Becauseyourbodydoesn’tproducethisessentialmineralyoumustcontinually replenishthesupply.?Eventhoughtherecommendeddailyamountis1200 mgmostadultsdon’teatmorethan500mg.Onereasonmayhavebeenthe perceptionthatcalcium-richdairyproductswerealsoloadedwithcalories.In thepastwomeninparticularworriedthatdairyproductswerehighin caloriessaysLethaY.GriffinM.D.ofPeachtreeOrthopaedicsinAtlanta. Buttodayyoucangetcalciumwithouteatinganyhigh-fatorhigh-caloriefoods bychoosingskimmilkorlow-fatyogurt.Alsolowfatdairyproductscontain phosphorousandmagnesiumandaregenerallyfortifiedwithvitaminDallof whichhelpyourbodyabsorbandusecalcium.Ifyoufinditdifficulttoinclude enoughcalciuminyourdietaskyourdoctoraboutsupplements.They’reapotent waytogetcalciumaswellasvitaminDandotherminerals.Butifyourelyon pillsinsteadofacalcium-richdietyouwon’tbenefitfromtheothernutrients thatfoodprovides.GettingtherecommendedvitaminDmaybeeasysinceyour bodymakesthevitaminwhenyourskinisexposedtothesun’s rays.Whichkindoffoodisrecommendedtopreventheartdiseasecancerdiabeteshighbloodpressurestrokeandweakbones?______
{{*HTML*}}阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??????? ??????????? ??????? ?{{B}}Newcomers{{/B}}??Whenacountryisunder-populated newcomersarenotcompetitorshutassistants.Ifmorecometheymayproducenot onlynewquotasbutasurplusaswell.Insuchastateofthingslandis{{U}} ?51?{{/U}}andcheap.Thepossessionofit{{U}}?52?{{/U}}no powerorprivilege.Noonewillworkforanotherforwages{{U}}?53 ?{{/U}}hecantakeupnewlandandbehisownmaster.Henceitwillpayno onetoownmorelandthanhecancultivatebyhisownlabororwithsuchaidas hisownfamily{{U}}?54?{{/U}}.Henceagainland{{U}}?55 ?{{/U}}littleornorent;therewillbenolandlordslivingonrentandno laborerslivingon{{U}}?56?{{/U}}butonlyamiddleclassofyeoman farmers自耕农.Allare{{U}}?57?{{/U}}onanequalityanddemocracy becomesthepoliticalformbecausethisistheonlystateofsocietyinwhich equalityonwhichdemocracyisbasedisrealizedasafact.Thesameeffects arepowerfully{{U}}?58?{{/U}}byotherfacts.Inanewand under-populatedcountrytheindustrieswhicharemostprofitablearethe extractiveindustries.?The{{U}}?59?{{/U}}ofthesewiththe exceptionofsomekindsofminingisthattheycall{{U}}?60 ?{{/U}}onlyaloworganizationoflaborandsmallamountofcapital.Hence theyallowtheworkmantobecome{{U}}?61?{{/U}}hisownmasterand theyeducatehimtofreedomindependenceandselfreliance.Atthesametime thesocialgroupsbeingonly{{U}}?62?{{/U}}markedofffromeachother itiseasyto{{U}}?63?{{/U}}fromoneclassofoccupationsand consequentlyfromonesocialgradetoanother.Finallyunderthesame circumstanceseducationskillandsuperiortraininghavebutinferiorvalue comparedwithwhattheyhavein{{U}}?64?{{/U}}populatedcountries. The{{U}}?65?{{/U}}lieinanunder-populatedcountrywiththecoarse unskilledmanualoccupationsandnotwiththehighestdevelopmentsofscience literatureandart.
{{*HTML*}}{{B}}第二篇{{/B}} ??????? ??????????? ???{{B}}HowtoForgive{{/B}}??Toforgivemaybe divinebutnooneeversaiditwaseasy.Whensomeonehasdeeplyhurtyouit canbeextremelydifficulttoletgoofyour{{U}}grudge.{{/U}}Butforgivenessis possible—anditcanbesurprisinglybeneficialtoyourphysicalandmental health.Peoplewhoforgiveshowlessdepressionangerandstressandmore hopefulnesssaysFredericLuskinPh.D.authorofForgiveforGoodHarper Collins2002.Soitcanhelpsaveonthewearandtearonourorgansreduce thewearingoutoftheimmunesystemandallowpeopletofeelmore vital.??Sohowdoyoustartthehealing?Tryfollowingthese steps:Calmyourself.Todefuseyourangertryasimplestress-management technique.Takeacoupleofbreathsandthinkofsomethingthatgivesyou pleasure:abeautifulsceneinnaturesomeoneyouloveLuskinsays.Don’t waitforanapology.Manytimesthepersonwhohurtyouhasnointentionof apologizingLuskinsays.Theymayhavewantedtohurtyouortheyjustdon’t seethingsthesameway.Soifyouwaitforpeopletoapologizeyoucouldbe waitinganawfullylongtime.Keepinmindthatforgivenessdoesnot necessarilymeanreconciliationwiththepersonwhoupsetyouorcondoningof hisorheraction.Takethecontrolawayfromyouroffender.?Mentally replayingyourhurtgivespowertothepersonwhocausedyoupain.Insteadof focusingonyourwoundedfeelingslearntolookforthelovebeautyand kindnessaroundyouLuskinsays.Trytoseethingsfromtheotherperson’s perspective.Ifyouempathizewiththatpersonyoumayrealizethatheorshe wasactingoutofignorancefear—evenlove.Togainperspectiveyoumaywant towritealettertoyourselffromyouroffender’spointofview.Recognizethe benefitsofforgiveness.Researchhasshownthatpeoplewhoforgivereportmore energybetterappetiteandbettersleeppatterns.Don’tforgettoforgive yourself.ForpeopleforgivingthemselvesisthebiggestchallengeLuskin says.Butitcanrobyouofyourself-confidenceifyou don’t.TheunderlinedwordgrudgePara.1mostprobablymeans______.
{{*HTML*}}阅读下面的短文文章中有5处空白文章后面有6组文字请根据文章的内容选择5组文字将其分别放回文章原有位置以恢复文章原貌 ?????????? ??????????? ??????{{B}}HighDive{{/B}}??Cheryl Sternsaimstogoboldlywherenohumanhasevergonebeforeinaballoon:40 kilometersupintotheatmosphere.{{U}}?46?{{/U}}Noonehaseverleapt fromsuchaheightorgonesupersoniclwithoutanairplaneoraspacecraft.Yet Sternsanairlinepilotisnottheonlypersonwhowantstobethefirstto accomplishthosefeats.TwootherbravepeopleanAustralianmananda Frenchmanarealsoplanningtomakesimilarleaps.??{{U}} ?47?{{/U}}Firstshe’llclimbintoacabinhangingfromaballoonthe sizeofafootballfield2.Thenballoonwilltakeherhighintothe stratosphere—thelayerofEarth’satmosphere12to50kilometersabovethe planet.TheascentwilltaketwoandahalftothreehourssaidSterns.I’ll bewearingafullypressurizedtemperature-controlledspacesuit.? ?At40kilometersSternswillbeabletoseethegentlecurveofEarthand theblacknessofspaceoverhead.Thenshe’llunclipherselffromthecabinand diveheadfirstlikeabulletintotheatmosphere.{{U}}?48 ?{{/U}}??Forhighdiveastronautescapesuitsareakeyto success.Currentpilotandastronautescapesuiteareguaranteedonlyamaximum altitudeof21kilometers.DelRossoaNASAengineerofspacesuitsand life-supportsystemssaidthesuitdesignedforStern’sjumpcouldserveasa modelforthelethalenvironmentofhigherclimbs.{{U}}?49?{{/U}}The firsthazardisoxygen-deficientair.Anypersonwithoutanadditionaloxygen supplyat40kilometerswoulddiewithinthreetofiveseconds.Thesecond hazardislowatmosphericpressure.Atmosphericpressureismuchlowerathigh altitudesthanitisatsealevel.Thelowatmosphericpressureoftheupper stratospherecausesthegasesinbodyfluidstofizzoutofsolutionlikesoda bubbles.{{U}}?50?{{/U}}Otherhazardsincludetemperaturesaslowas— 55degreesCelsiusflyingdebrisandsolarradiation.??For Sternstosurviveherspacesuitwillhavetoprotectherfromallofthese hazards.Aspacesuitislikeaone-personspaceshipDelRossoexplained.You havetotakeeverythingyouneedinapackagethat’slightenoughmobile enoughandtoughenoughtodothejob.Youcan’texistwithoutit.? ?A.Itwillhandleseveralmajorhazards.??B.Escapesuits aretoughenoughtostandtheatmosphericpressureoftheupper stratosphere.??C.Fromthereshe’lltakeadeath-defyingleap backtoEarthatsupersonicspeed.??D.In30secondsI’llbe goingMach马赫speedsaidSterns.??E.HowwillSternsmakeher giantjump???F.Inshortbloodboils.
{{*HTML*}}? ?阅读下面这篇短文短文后列出了7个句子请根据短文的内容对每个句子做出判断如果该句提供的是正确信息请选A如果改句提供的是错误信息请选B如果该句的信息文章中没有提及请选C ??????? ????{{B}}TheThreattoKiribati{{/B}}??The peopleofKiribatiareafraidthatonedayinthenot-too-distantfuturetheir countrywilldisappearfromthefaceoftheearth-literally.Severaltimes thisyearthePacificislandnationhasbeenfloodedbyasuddenhightide. Thesetideswhichsweptacrosstheislandanddestroyedhousescamewhenthere wasneitherwindnorrain.Thisneverhappenedbeforesaytheoldercitizens ofKiribati.??Whatiscausingthesemysterioushightides?The answermaywellbeglobalwarming.Whenfuelslikeoilandcoalarebeing burnedpollutants污染物arereleased;thesepollutantstrapheatintheearth’s atmosphere.Warmertemperaturescausewatertoexpandandalsocreatemorewater bymeltingglaciers冰川andpolar极地的icecaps.??Ifthetrend continuesscientistssaymanycountrieswillsuffer.Bangladeshforexample mightloseone-fifthofitsland.Thecoral珊瑚islandnationsofthePacific likeKiribatiandtheMarshallIslandshoweverwouldfaceanevenworsefate- theywouldbeswallowedbythesea.Thelossofthesecoralislandswouldbe everyone’sloss.Coralformationsarehometomorespeciesthananyotherplace onearth.??Thepeopleofthesenationsfeelfrustrated.Thesea onwhichtheireconomieshavealwaysbeenbasedissuddenlythreateningtheir existence.Theydon’thavethemoneyforexpensivetechnologicalsolutionslike seawalls.Andtheyhavenocontroloverthepollutantswhicharebeingreleased mainlybyactivitiesinlargeindustrializedcountries.Alltheycandoisto hopethatindustrializedcountrieswilltakestepstoreduce pollution.ThepeopleofKiribatiworrythatonedaytheircountrywillbetakenawaybyasuddenhightide.
{{*HTML*}}阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??????? ??????????? ??????? ?{{B}}Newcomers{{/B}}??Whenacountryisunder-populated newcomersarenotcompetitorshutassistants.Ifmorecometheymayproducenot onlynewquotasbutasurplusaswell.Insuchastateofthingslandis{{U}} ?51?{{/U}}andcheap.Thepossessionofit{{U}}?52?{{/U}}no powerorprivilege.Noonewillworkforanotherforwages{{U}}?53 ?{{/U}}hecantakeupnewlandandbehisownmaster.Henceitwillpayno onetoownmorelandthanhecancultivatebyhisownlabororwithsuchaidas hisownfamily{{U}}?54?{{/U}}.Henceagainland{{U}}?55 ?{{/U}}littleornorent;therewillbenolandlordslivingonrentandno laborerslivingon{{U}}?56?{{/U}}butonlyamiddleclassofyeoman farmers自耕农.Allare{{U}}?57?{{/U}}onanequalityanddemocracy becomesthepoliticalformbecausethisistheonlystateofsocietyinwhich equalityonwhichdemocracyisbasedisrealizedasafact.Thesameeffects arepowerfully{{U}}?58?{{/U}}byotherfacts.Inanewand under-populatedcountrytheindustrieswhicharemostprofitablearethe extractiveindustries.?The{{U}}?59?{{/U}}ofthesewiththe exceptionofsomekindsofminingisthattheycall{{U}}?60 ?{{/U}}onlyaloworganizationoflaborandsmallamountofcapital.Hence theyallowtheworkmantobecome{{U}}?61?{{/U}}hisownmasterand theyeducatehimtofreedomindependenceandselfreliance.Atthesametime thesocialgroupsbeingonly{{U}}?62?{{/U}}markedofffromeachother itiseasyto{{U}}?63?{{/U}}fromoneclassofoccupationsand consequentlyfromonesocialgradetoanother.Finallyunderthesame circumstanceseducationskillandsuperiortraininghavebutinferiorvalue comparedwithwhattheyhavein{{U}}?64?{{/U}}populatedcountries. The{{U}}?65?{{/U}}lieinanunder-populatedcountrywiththecoarse unskilledmanualoccupationsandnotwiththehighestdevelopmentsofscience literatureandart.
{{*HTML*}}阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??????? ??????????? ??????? ?{{B}}Newcomers{{/B}}??Whenacountryisunder-populated newcomersarenotcompetitorshutassistants.Ifmorecometheymayproducenot onlynewquotasbutasurplusaswell.Insuchastateofthingslandis{{U}} ?51?{{/U}}andcheap.Thepossessionofit{{U}}?52?{{/U}}no powerorprivilege.Noonewillworkforanotherforwages{{U}}?53 ?{{/U}}hecantakeupnewlandandbehisownmaster.Henceitwillpayno onetoownmorelandthanhecancultivatebyhisownlabororwithsuchaidas hisownfamily{{U}}?54?{{/U}}.Henceagainland{{U}}?55 ?{{/U}}littleornorent;therewillbenolandlordslivingonrentandno laborerslivingon{{U}}?56?{{/U}}butonlyamiddleclassofyeoman farmers自耕农.Allare{{U}}?57?{{/U}}onanequalityanddemocracy becomesthepoliticalformbecausethisistheonlystateofsocietyinwhich equalityonwhichdemocracyisbasedisrealizedasafact.Thesameeffects arepowerfully{{U}}?58?{{/U}}byotherfacts.Inanewand under-populatedcountrytheindustrieswhicharemostprofitablearethe extractiveindustries.?The{{U}}?59?{{/U}}ofthesewiththe exceptionofsomekindsofminingisthattheycall{{U}}?60 ?{{/U}}onlyaloworganizationoflaborandsmallamountofcapital.Hence theyallowtheworkmantobecome{{U}}?61?{{/U}}hisownmasterand theyeducatehimtofreedomindependenceandselfreliance.Atthesametime thesocialgroupsbeingonly{{U}}?62?{{/U}}markedofffromeachother itiseasyto{{U}}?63?{{/U}}fromoneclassofoccupationsand consequentlyfromonesocialgradetoanother.Finallyunderthesame circumstanceseducationskillandsuperiortraininghavebutinferiorvalue comparedwithwhattheyhavein{{U}}?64?{{/U}}populatedcountries. The{{U}}?65?{{/U}}lieinanunder-populatedcountrywiththecoarse unskilledmanualoccupationsandnotwiththehighestdevelopmentsofscience literatureandart.
Inthelattercasethe{{U}}outcome{{/U}}canbeseriousindeed.
{{*HTML*}}下面有3篇短文每篇短文后有5道题每题后面有4个选项请仔细阅读短文并根据短文回答其后面的问题从4个选项中选择1个最佳答{{B}}第一篇{{/B}} ??????? ??????????? ??????{{B}}FoodandHealth{{/B}}? ?Thefoodyoueatdoesmorethanprovideenergy.Itcanhaveadramatic effectonyourbody’sabilitytofightoffheartdiseasecancerdiabeteshigh bloodpressurestrokeandweakbones.Withremarkableconsistencyrecent researchhasfoundthatadiethighinplant-basedfoods—fruitsvegetables driedpeasandbeansgrainsandstarchystaplessuchaspotatoes—isthebody’s bestweaponin{{U}}thwarting{{/U}}manyhealth-relatedproblems.Thesefoodswork againstsomanydiseasesthatthesamehealthyingredientsyoumightuseto protectyourheartorwardoffcancerwillalsobenefityourintestinaltract andbones.??Scientistshaverecentlyestimatedthatapproximately 30to40percentofallcancerscouldbeavoidedifpeopleatemorefruits vegetablesandplant-basedfoodsandminimizedhigh-fathigh-calorieedibles thathavescantnutritionalvalue.Upto70percentofcancersmightbe eliminatedifpeoplealsostoppedsmokingexercisedregularlyandcontrolled theirweight.Inthepastresearchershadlinkedfatconsumptionwiththe developmentofcancersbuttheycurrentlybelievethateatingfruits vegetablesandgrainsmaybemoreimportantinpreventingthediseasethannot eatingfat.Theevidenceaboutahigh-fatdietandcancerseemedalotstronger severalyearsagothanitdoesnowsaysMelaniePolkaregistereddietitian anddirectorofnutritioneducationattheAmericanInstituteforCancer Research.??Theroadtostrongbonesispavedwithcalcium-rich food.Leafygreenvegetablesandlow-fatdairyproductsareexcellentsourcesof calciumthemineralthatputsstiffnessintoyourskeletalsystemandkeeps yourbonesfromturningrubberyandfragile.Yourbodyusescalciumformore thankeepingyourbonesstrong.Calciumpermitscellstodivideregulates musclecontractionandrelaxationandplaysanimportantroleinthemovement ofproteinandnutrientsinsidecells.Ifyoudon’tabsorbenoughfromwhatyou eattosatisfytheserequirementsyourbodywilltakeitfromyourbones. Becauseyourbodydoesn’tproducethisessentialmineralyoumustcontinually replenishthesupply.?Eventhoughtherecommendeddailyamountis1200 mgmostadultsdon’teatmorethan500mg.Onereasonmayhavebeenthe perceptionthatcalcium-richdairyproductswerealsoloadedwithcalories.In thepastwomeninparticularworriedthatdairyproductswerehighin caloriessaysLethaY.GriffinM.D.ofPeachtreeOrthopaedicsinAtlanta. Buttodayyoucangetcalciumwithouteatinganyhigh-fatorhigh-caloriefoods bychoosingskimmilkorlow-fatyogurt.Alsolowfatdairyproductscontain phosphorousandmagnesiumandaregenerallyfortifiedwithvitaminDallof whichhelpyourbodyabsorbandusecalcium.Ifyoufinditdifficulttoinclude enoughcalciuminyourdietaskyourdoctoraboutsupplements.They’reapotent waytogetcalciumaswellasvitaminDandotherminerals.Butifyourelyon pillsinsteadofacalcium-richdietyouwon’tbenefitfromtheothernutrients thatfoodprovides.GettingtherecommendedvitaminDmaybeeasysinceyour bodymakesthevitaminwhenyourskinisexposedtothesun’s rays.WhichofthefollowingstatementsisNOTtrue?______
{{*HTML*}}{{B}}第三篇{{/B}} ??????? ??????????? ????????{{B}}Hawaii{{/B}}? ?Hawaii’snativeminorityisdemandingagreaterdegreeofsovereigntyover itsownaffairs.Butmuchofthearchipelago’spoliticalestablishmentwhich includestheWhiteAmericanswhodominateduntiltheSecondWorldWarandpeople ofJapaneseChineseandFilipinooriginisopposedtotheidea.? ?TheislandswereannexedbytheUSin1898andsincethenHawaii’snative peopleshavefaredworsethananyofitsotherethnicgroups.Theymakeupover 60percentofthestate’shomelesssufferlevelsofunemploymentandtheirlife spanisfiveyearslessthantheaverageHawaiians.TheyaretheonlymajorUS nativegroupwithoutsomedegreeofautonomy.??Butasovereignty advisorycommitteesetupbyHawaii’sfirstnativegovernorJohnWaiheehas giventhenatives’causeamajorboostberecommendingthattheHawaiiannatives decidebythemselveswhethertore-establishasovereignHawaiian nation.??HowevertheHawaiiannativesarenotunitedintheir demands.Somejustwantgreaterautonomywiththestate—asenjoyedbymany AmericanIndiannativesovermatterssuchaseducation.Thisisaposition supportedbytheOfficeofHawaiianAffairsOHAastateagencysetupin1978 torepresenttonatives’interestsandwhichhasnowbecomethemoderatefaceof thenativesovereigntymovement.MoreambitiousintheKaLahuigroupwhich declareditselfanewnationin1987andwantsfullofficialindependencefrom theUS.??ButifHawaiiannativesaregivengreaterautonomyit isfarfromclearhowmanypeoplethiswillapplyto.Thestateauthoritiesonly countasnativethosepeoplewithmorethan50percentHawaiianblood.? ?Nativedemandsarenotjustbasedonpoliticalgrievancesthough.They alsowanttheirclaimon660000hectaresofHawaiiancrownlandtobeaccepted. Itisonthisissuethatnativegroupsarefacingmostoppositionfromthestate authorities.In1933thestategovernmentpaidtheOHAUS$136millioninback rentonthecrownlandandmanyofficialssaythatbyacceptingthispaymentthe agencyhasgivenupitsclaimstolegallyowntheland.TheOHAhasvigorously disputedthis.WhichofthefollowingisNOTtrueofJohnWaihee?______
{{*HTML*}}下面有3篇短文每篇短文后有5道题每题后面有4个选项请仔细阅读短文并根据短文回答其后面的问题从4个选项中选择1个最佳答{{B}}第一篇{{/B}} ??????? ??????????? ??????{{B}}FoodandHealth{{/B}}? ?Thefoodyoueatdoesmorethanprovideenergy.Itcanhaveadramatic effectonyourbody’sabilitytofightoffheartdiseasecancerdiabeteshigh bloodpressurestrokeandweakbones.Withremarkableconsistencyrecent researchhasfoundthatadiethighinplant-basedfoods—fruitsvegetables driedpeasandbeansgrainsandstarchystaplessuchaspotatoes—isthebody’s bestweaponin{{U}}thwarting{{/U}}manyhealth-relatedproblems.Thesefoodswork againstsomanydiseasesthatthesamehealthyingredientsyoumightuseto protectyourheartorwardoffcancerwillalsobenefityourintestinaltract andbones.??Scientistshaverecentlyestimatedthatapproximately 30to40percentofallcancerscouldbeavoidedifpeopleatemorefruits vegetablesandplant-basedfoodsandminimizedhigh-fathigh-calorieedibles thathavescantnutritionalvalue.Upto70percentofcancersmightbe eliminatedifpeoplealsostoppedsmokingexercisedregularlyandcontrolled theirweight.Inthepastresearchershadlinkedfatconsumptionwiththe developmentofcancersbuttheycurrentlybelievethateatingfruits vegetablesandgrainsmaybemoreimportantinpreventingthediseasethannot eatingfat.Theevidenceaboutahigh-fatdietandcancerseemedalotstronger severalyearsagothanitdoesnowsaysMelaniePolkaregistereddietitian anddirectorofnutritioneducationattheAmericanInstituteforCancer Research.??Theroadtostrongbonesispavedwithcalcium-rich food.Leafygreenvegetablesandlow-fatdairyproductsareexcellentsourcesof calciumthemineralthatputsstiffnessintoyourskeletalsystemandkeeps yourbonesfromturningrubberyandfragile.Yourbodyusescalciumformore thankeepingyourbonesstrong.Calciumpermitscellstodivideregulates musclecontractionandrelaxationandplaysanimportantroleinthemovement ofproteinandnutrientsinsidecells.Ifyoudon’tabsorbenoughfromwhatyou eattosatisfytheserequirementsyourbodywilltakeitfromyourbones. Becauseyourbodydoesn’tproducethisessentialmineralyoumustcontinually replenishthesupply.?Eventhoughtherecommendeddailyamountis1200 mgmostadultsdon’teatmorethan500mg.Onereasonmayhavebeenthe perceptionthatcalcium-richdairyproductswerealsoloadedwithcalories.In thepastwomeninparticularworriedthatdairyproductswerehighin caloriessaysLethaY.GriffinM.D.ofPeachtreeOrthopaedicsinAtlanta. Buttodayyoucangetcalciumwithouteatinganyhigh-fatorhigh-caloriefoods bychoosingskimmilkorlow-fatyogurt.Alsolowfatdairyproductscontain phosphorousandmagnesiumandaregenerallyfortifiedwithvitaminDallof whichhelpyourbodyabsorbandusecalcium.Ifyoufinditdifficulttoinclude enoughcalciuminyourdietaskyourdoctoraboutsupplements.They’reapotent waytogetcalciumaswellasvitaminDandotherminerals.Butifyourelyon pillsinsteadofacalcium-richdietyouwon’tbenefitfromtheothernutrients thatfoodprovides.GettingtherecommendedvitaminDmaybeeasysinceyour bodymakesthevitaminwhenyourskinisexposedtothesun’s rays.______percentofallcancerscouldbeavoidedifpeopleatemorefruitsvegetablesandplant-basedfoodsandminimizedhigh-fathigh-calorieedibles.
Theunionrepresentative{{U}}putacross{{/U}}herargumentveryeffectively.
{{*HTML*}}{{B}}第三篇{{/B}} ??????? ??????????? ????????{{B}}Hawaii{{/B}}? ?Hawaii’snativeminorityisdemandingagreaterdegreeofsovereigntyover itsownaffairs.Butmuchofthearchipelago’spoliticalestablishmentwhich includestheWhiteAmericanswhodominateduntiltheSecondWorldWarandpeople ofJapaneseChineseandFilipinooriginisopposedtotheidea.? ?TheislandswereannexedbytheUSin1898andsincethenHawaii’snative peopleshavefaredworsethananyofitsotherethnicgroups.Theymakeupover 60percentofthestate’shomelesssufferlevelsofunemploymentandtheirlife spanisfiveyearslessthantheaverageHawaiians.TheyaretheonlymajorUS nativegroupwithoutsomedegreeofautonomy.??Butasovereignty advisorycommitteesetupbyHawaii’sfirstnativegovernorJohnWaiheehas giventhenatives’causeamajorboostberecommendingthattheHawaiiannatives decidebythemselveswhethertore-establishasovereignHawaiian nation.??HowevertheHawaiiannativesarenotunitedintheir demands.Somejustwantgreaterautonomywiththestate—asenjoyedbymany AmericanIndiannativesovermatterssuchaseducation.Thisisaposition supportedbytheOfficeofHawaiianAffairsOHAastateagencysetupin1978 torepresenttonatives’interestsandwhichhasnowbecomethemoderatefaceof thenativesovereigntymovement.MoreambitiousintheKaLahuigroupwhich declareditselfanewnationin1987andwantsfullofficialindependencefrom theUS.??ButifHawaiiannativesaregivengreaterautonomyit isfarfromclearhowmanypeoplethiswillapplyto.Thestateauthoritiesonly countasnativethosepeoplewithmorethan50percentHawaiianblood.? ?Nativedemandsarenotjustbasedonpoliticalgrievancesthough.They alsowanttheirclaimon660000hectaresofHawaiiancrownlandtobeaccepted. Itisonthisissuethatnativegroupsarefacingmostoppositionfromthestate authorities.In1933thestategovernmentpaidtheOHAUS$136millioninback rentonthecrownlandandmanyofficialssaythatbyacceptingthispaymentthe agencyhasgivenupitsclaimstolegallyowntheland.TheOHAhasvigorously disputedthis.Hawaii’snativeminorityrefersto______.
{{*HTML*}}阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1346段每段选择1个正确的小标题2第27～30题要求从所给的6个选项中选择4个正确选项分别完成每个句子 ?????????? ?????????{{B}}Geologyand Health{{/B}}1.Theimportanceofparticularmetalsinthehumandiethasbeen realisedwithinthepastfewdecadesandtheideathatgeologymightberelated tohealthhasbeenrecognizedforanumberofelementssuchasiodinezincand selenium.Forexamplesoilswithlowiodinecontentsproducecropsandanimals deficientiniodine.Alackofiodineinthehumandietleadstosomeserious diseases.2.Theultimatesourceofmetalswithinthehumanbodyisrocks whichweatherintosoilgainingorlosingsomeoftheirchemicalconstituents. Thecropsweeatselectivelyremovefromthesoiltheelementsthattheyrequire forgrowth.Thewaterwedrinkcontainstraceelementsleachedfromrockand soil.Thusthegeologyandgeochemistryoftheenvironmenthaveeffectsonthe chemistryandhealthofplantsanimalsandpeople.3.Sofarthereisno datatosuggestthatpeoplelivingonmetal-richsoilsexperienceapotential healthhazard.Thelevelsofmetalswithinnaturallycontaminatedsoilsare generallynothighenoughtocauseserioushealthproblems.Livingonmetal-rich soilsdoesnotrepresentahealthriskunlesslargequantitiesofsoilare digestedormetal-richdustisinhaled.Howeversmallchildrenareparticularly exposedtometal-richdusttopsoilinplaygroundsandgardens.Theyarealsothe mostlikelyonestoeatpotentiallydangerousmetal-richsoil.4.Heavy metalsarepersistent:theydonotbreakdowntootherchemicalsinthe environment.Industriallypollutedsitesusuallyundergointensiveclean-upand rehabilitationbecauseheavymetalsareahealthconcernoncetheyenterthe foodchain.Sometracemetalsareallegedtocausecancerandarealsoknownto causepoisoning.5.Incontrastnaturallycontaminatedsoilshavenotbeen subjecttoriskassessmentstudiesandrehabilitationmeasuresdespitethefact thattheyfrequentlypossessmetalconcentrationswellabovethoseofsuch pollutedbyhumansandaboveenvironmentalqualitycriteria.6.Thereisa vitalneedtounderstandthepotentialrisksandlong-termhealtheffectsof livingonnaturallycontaminatedsoils.Futureenvironmentalinvestigationsof naturallypollutedsoilsshouldconcentrateonthepotentialpathwaysofmetals intothefoodchainandhumanbody.Geologistsshouldbepartofsuchstudiesas theycanprovidetheessentialbackgroundinformationonrockandsoilchemistry aswellasthechemicalformsofheavymetalpollution.Geologistsareindispensableintheresearchprojectongeologyandhealthduetotheirknowledgeon______.
NormanBlameyisanartistofdeep{{U}}convictions{{/U}}.
{{*HTML*}}阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??????? ??????????? ??????? ?{{B}}Newcomers{{/B}}??Whenacountryisunder-populated newcomersarenotcompetitorshutassistants.Ifmorecometheymayproducenot onlynewquotasbutasurplusaswell.Insuchastateofthingslandis{{U}} ?51?{{/U}}andcheap.Thepossessionofit{{U}}?52?{{/U}}no powerorprivilege.Noonewillworkforanotherforwages{{U}}?53 ?{{/U}}hecantakeupnewlandandbehisownmaster.Henceitwillpayno onetoownmorelandthanhecancultivatebyhisownlabororwithsuchaidas hisownfamily{{U}}?54?{{/U}}.Henceagainland{{U}}?55 ?{{/U}}littleornorent;therewillbenolandlordslivingonrentandno laborerslivingon{{U}}?56?{{/U}}butonlyamiddleclassofyeoman farmers自耕农.Allare{{U}}?57?{{/U}}onanequalityanddemocracy becomesthepoliticalformbecausethisistheonlystateofsocietyinwhich equalityonwhichdemocracyisbasedisrealizedasafact.Thesameeffects arepowerfully{{U}}?58?{{/U}}byotherfacts.Inanewand under-populatedcountrytheindustrieswhicharemostprofitablearethe extractiveindustries.?The{{U}}?59?{{/U}}ofthesewiththe exceptionofsomekindsofminingisthattheycall{{U}}?60 ?{{/U}}onlyaloworganizationoflaborandsmallamountofcapital.Hence theyallowtheworkmantobecome{{U}}?61?{{/U}}hisownmasterand theyeducatehimtofreedomindependenceandselfreliance.Atthesametime thesocialgroupsbeingonly{{U}}?62?{{/U}}markedofffromeachother itiseasyto{{U}}?63?{{/U}}fromoneclassofoccupationsand consequentlyfromonesocialgradetoanother.Finallyunderthesame circumstanceseducationskillandsuperiortraininghavebutinferiorvalue comparedwithwhattheyhavein{{U}}?64?{{/U}}populatedcountries. The{{U}}?65?{{/U}}lieinanunder-populatedcountrywiththecoarse unskilledmanualoccupationsandnotwiththehighestdevelopmentsofscience literatureandart.
{{*HTML*}}阅读下面的短文文章中有5处空白文章后面有6组文字请根据文章的内容选择5组文字将其分别放回文章原有位置以恢复文章原貌 ?????????? ??????????? ??????{{B}}HighDive{{/B}}??Cheryl Sternsaimstogoboldlywherenohumanhasevergonebeforeinaballoon:40 kilometersupintotheatmosphere.{{U}}?46?{{/U}}Noonehaseverleapt fromsuchaheightorgonesupersoniclwithoutanairplaneoraspacecraft.Yet Sternsanairlinepilotisnottheonlypersonwhowantstobethefirstto accomplishthosefeats.TwootherbravepeopleanAustralianmananda Frenchmanarealsoplanningtomakesimilarleaps.??{{U}} ?47?{{/U}}Firstshe’llclimbintoacabinhangingfromaballoonthe sizeofafootballfield2.Thenballoonwilltakeherhighintothe stratosphere—thelayerofEarth’satmosphere12to50kilometersabovethe planet.TheascentwilltaketwoandahalftothreehourssaidSterns.I’ll bewearingafullypressurizedtemperature-controlledspacesuit.? ?At40kilometersSternswillbeabletoseethegentlecurveofEarthand theblacknessofspaceoverhead.Thenshe’llunclipherselffromthecabinand diveheadfirstlikeabulletintotheatmosphere.{{U}}?48 ?{{/U}}??Forhighdiveastronautescapesuitsareakeyto success.Currentpilotandastronautescapesuiteareguaranteedonlyamaximum altitudeof21kilometers.DelRossoaNASAengineerofspacesuitsand life-supportsystemssaidthesuitdesignedforStern’sjumpcouldserveasa modelforthelethalenvironmentofhigherclimbs.{{U}}?49?{{/U}}The firsthazardisoxygen-deficientair.Anypersonwithoutanadditionaloxygen supplyat40kilometerswoulddiewithinthreetofiveseconds.Thesecond hazardislowatmosphericpressure.Atmosphericpressureismuchlowerathigh altitudesthanitisatsealevel.Thelowatmosphericpressureoftheupper stratospherecausesthegasesinbodyfluidstofizzoutofsolutionlikesoda bubbles.{{U}}?50?{{/U}}Otherhazardsincludetemperaturesaslowas— 55degreesCelsiusflyingdebrisandsolarradiation.??For Sternstosurviveherspacesuitwillhavetoprotectherfromallofthese hazards.Aspacesuitislikeaone-personspaceshipDelRossoexplained.You havetotakeeverythingyouneedinapackagethat’slightenoughmobile enoughandtoughenoughtodothejob.Youcan’texistwithoutit.? ?A.Itwillhandleseveralmajorhazards.??B.Escapesuits aretoughenoughtostandtheatmosphericpressureoftheupper stratosphere.??C.Fromthereshe’lltakeadeath-defyingleap backtoEarthatsupersonicspeed.??D.In30secondsI’llbe goingMach马赫speedsaidSterns.??E.HowwillSternsmakeher giantjump???F.Inshortbloodboils.
{{*HTML*}}阅读下面的短文文中有15处空白每处空白给出了4个选项请根据短文的内容从4个选项中选择1个最佳答案 ??????? ??????????? ??????? ?{{B}}Newcomers{{/B}}??Whenacountryisunder-populated newcomersarenotcompetitorshutassistants.Ifmorecometheymayproducenot onlynewquotasbutasurplusaswell.Insuchastateofthingslandis{{U}} ?51?{{/U}}andcheap.Thepossessionofit{{U}}?52?{{/U}}no powerorprivilege.Noonewillworkforanotherforwages{{U}}?53 ?{{/U}}hecantakeupnewlandandbehisownmaster.Henceitwillpayno onetoownmorelandthanhecancultivatebyhisownlabororwithsuchaidas hisownfamily{{U}}?54?{{/U}}.Henceagainland{{U}}?55 ?{{/U}}littleornorent;therewillbenolandlordslivingonrentandno laborerslivingon{{U}}?56?{{/U}}butonlyamiddleclassofyeoman farmers自耕农.Allare{{U}}?57?{{/U}}onanequalityanddemocracy becomesthepoliticalformbecausethisistheonlystateofsocietyinwhich equalityonwhichdemocracyisbasedisrealizedasafact.Thesameeffects arepowerfully{{U}}?58?{{/U}}byotherfacts.Inanewand under-populatedcountrytheindustrieswhicharemostprofitablearethe extractiveindustries.?The{{U}}?59?{{/U}}ofthesewiththe exceptionofsomekindsofminingisthattheycall{{U}}?60 ?{{/U}}onlyaloworganizationoflaborandsmallamountofcapital.Hence theyallowtheworkmantobecome{{U}}?61?{{/U}}hisownmasterand theyeducatehimtofreedomindependenceandselfreliance.Atthesametime thesocialgroupsbeingonly{{U}}?62?{{/U}}markedofffromeachother itiseasyto{{U}}?63?{{/U}}fromoneclassofoccupationsand consequentlyfromonesocialgradetoanother.Finallyunderthesame circumstanceseducationskillandsuperiortraininghavebutinferiorvalue comparedwithwhattheyhavein{{U}}?64?{{/U}}populatedcountries. The{{U}}?65?{{/U}}lieinanunder-populatedcountrywiththecoarse unskilledmanualoccupationsandnotwiththehighestdevelopmentsofscience literatureandart.
{{U}}Accordingly{{/U}}anumberofothermethodshavebeenemployed.
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