首页
试卷库
试题库
当前位置：
X题卡
>
所有题目
>
题目详情
Cigars Instead? Smoking one or two cigars a day doubles the ri...
查看本题答案
包含此试题的试卷
理工类《阅读理解》真题及答案
点击查看
你可能感兴趣的试题
热门试题
更多
{{*HTML*}}阅读下面这篇短文短文后列出7个句子请根据短文的内容对每个句子做出判断 ??????? ??????????? ???{{B}}Sleeping{{/B}}??Peoplewhosleepformore thaneighthoursanightdonotliveaslongasthosewhosleepforsixhours accordingtothebiggeststudyyetintosleeppatternsandmortality 死亡率.??Scientistshavenoexplanationforthefindingsanddo notknowiftheymeanpeoplewholikealie-in睡懒觉canextendtheirlivesby sleepingless.??Althoughitisacommonbeliefthatsleepingfor atleasteighthoursanightisvitalforhealthandwell-beingthesix-year studyinvolvingmorethan1.1millionAmericansolderthan30foundthatthose whosleptforlessthaneighthourswerefarfromdoingthemselvesanylong-term harm.??Individualswhonowaverage6.5hoursofsleepanight canbereassuredthatthisisasafeamountofsleep.Fromahealthstandpoint thereisnoreasontosleeplongersaidDanielKripkeaprofessorof psychiatry精神病学attheUniversityofCaliforniaSanDiego.? ?Dr.KripkesaidWedon’tknowiflongsleepperiodsleadtodeath. Additionalstudiesareneededtodetermineifsettingyouralarmclockearlier willactuallyimproveyourhealth.??Thescientistswhowere fundedbytheAmericanCancerSocietyfoundthatthebestsurvivalrateswere amongthemenandwomenwhosleptforsevenhoursanight.Thosewhosleptfor eighthourswere12percentmorelikelytodieduringthesix-yearperiodof thestudywhenotherfactorssuchasdietandsmokingweretakeninto account.??Eventhosewhospentamerefivehoursanightinbed livedlongerthanthosewhosleptforeightormorehours.Howeveran increasingdeathratewasfoundamongthosewhosleptforlessthanfive hours.??Dr.KripkesaidPrevioussleepstudieshaveindicated thatbothshortandlongduration持续时间sleephadhighermortalityrates. Howevernoneofthosestudieswerelargeenoughtodistinguishthedifference betweensevenandeighthoursanightuntil now.AlltheparticipantswerefromthestateofCalifornia.
{{*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.
{{*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______.
{{*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______.
Themostimportant{{U}}result{{/U}}oftheLewisandClarkexpeditionwasthatitenabledtheUnitedStatestoclaimtheOregonregion.
{{*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______
Duringthe1840’sDorotheaDixwasaleaderinthemovementforthe{{U}}reform{{/U}}ofprisonconditions.
{{*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*}}阅读下面这篇短文短文后列出7个句子请根据短文的内容对每个句子做出判断 ??????? ??????????? ???{{B}}Sleeping{{/B}}??Peoplewhosleepformore thaneighthoursanightdonotliveaslongasthosewhosleepforsixhours accordingtothebiggeststudyyetintosleeppatternsandmortality 死亡率.??Scientistshavenoexplanationforthefindingsanddo notknowiftheymeanpeoplewholikealie-in睡懒觉canextendtheirlivesby sleepingless.??Althoughitisacommonbeliefthatsleepingfor atleasteighthoursanightisvitalforhealthandwell-beingthesix-year studyinvolvingmorethan1.1millionAmericansolderthan30foundthatthose whosleptforlessthaneighthourswerefarfromdoingthemselvesanylong-term harm.??Individualswhonowaverage6.5hoursofsleepanight canbereassuredthatthisisasafeamountofsleep.Fromahealthstandpoint thereisnoreasontosleeplongersaidDanielKripkeaprofessorof psychiatry精神病学attheUniversityofCaliforniaSanDiego.? ?Dr.KripkesaidWedon’tknowiflongsleepperiodsleadtodeath. Additionalstudiesareneededtodetermineifsettingyouralarmclockearlier willactuallyimproveyourhealth.??Thescientistswhowere fundedbytheAmericanCancerSocietyfoundthatthebestsurvivalrateswere amongthemenandwomenwhosleptforsevenhoursanight.Thosewhosleptfor eighthourswere12percentmorelikelytodieduringthesix-yearperiodof thestudywhenotherfactorssuchasdietandsmokingweretakeninto account.??Eventhosewhospentamerefivehoursanightinbed livedlongerthanthosewhosleptforeightormorehours.Howeveran increasingdeathratewasfoundamongthosewhosleptforlessthanfive hours.??Dr.KripkesaidPrevioussleepstudieshaveindicated thatbothshortandlongduration持续时间sleephadhighermortalityrates. Howevernoneofthosestudieswerelargeenoughtodistinguishthedifference betweensevenandeighthoursanightuntil now.Thefindingsindicatethatitisallrighttosleepfor6.5hoursanight.
Thepolar{{U}}regions{{/U}}aregenerallycoveredwithiceandsnow.
{{*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.
By1900manymunicipalitieshadbegunto{{U}}restrict{{/U}}theuseofautomobilesinordertoen-surepedestriansafety.
{{*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.
{{*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*}}阅读下面这篇短文短文后列出7个句子请根据短文的内容对每个句子做出判断 ??????? ??????????? ???{{B}}Sleeping{{/B}}??Peoplewhosleepformore thaneighthoursanightdonotliveaslongasthosewhosleepforsixhours accordingtothebiggeststudyyetintosleeppatternsandmortality 死亡率.??Scientistshavenoexplanationforthefindingsanddo notknowiftheymeanpeoplewholikealie-in睡懒觉canextendtheirlivesby sleepingless.??Althoughitisacommonbeliefthatsleepingfor atleasteighthoursanightisvitalforhealthandwell-beingthesix-year studyinvolvingmorethan1.1millionAmericansolderthan30foundthatthose whosleptforlessthaneighthourswerefarfromdoingthemselvesanylong-term harm.??Individualswhonowaverage6.5hoursofsleepanight canbereassuredthatthisisasafeamountofsleep.Fromahealthstandpoint thereisnoreasontosleeplongersaidDanielKripkeaprofessorof psychiatry精神病学attheUniversityofCaliforniaSanDiego.? ?Dr.KripkesaidWedon’tknowiflongsleepperiodsleadtodeath. Additionalstudiesareneededtodetermineifsettingyouralarmclockearlier willactuallyimproveyourhealth.??Thescientistswhowere fundedbytheAmericanCancerSocietyfoundthatthebestsurvivalrateswere amongthemenandwomenwhosleptforsevenhoursanight.Thosewhosleptfor eighthourswere12percentmorelikelytodieduringthesix-yearperiodof thestudywhenotherfactorssuchasdietandsmokingweretakeninto account.??Eventhosewhospentamerefivehoursanightinbed livedlongerthanthosewhosleptforeightormorehours.Howeveran increasingdeathratewasfoundamongthosewhosleptforlessthanfive hours.??Dr.KripkesaidPrevioussleepstudieshaveindicated thatbothshortandlongduration持续时间sleephadhighermortalityrates. Howevernoneofthosestudieswerelargeenoughtodistinguishthedifference betweensevenandeighthoursanightuntil now.Sleepingforlessthan5hourseachnightisbetterthansleepingfor5hours.
{{*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.
Anexpertinanyfieldmaybedefinedasapersonwhopossessesspecializedskillsandiscapableof{{U}}rendering{{/U}}verycompetentservices.
Itisnotpossibleforpeopleto{{U}}remember{{/U}}everthingthattheyhavethought.
{{*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______.
{{*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.
Overthirtycitiesaroundtheworldboastmorethanfivemillion{{U}}residents.{{/U}}
Highwagesand{{U}}restrictive{{/U}}workpracticesaresaidtohavecreatednewnonunioncompetition.
热门题库
更多
语文
中石油职称英语
理工类
卫生类
综合类
国际货运代理师
报关水平测试
报检员
物流员(四级)
助理物流师(三级)
物流师(二级)
高级物流师(一级)
物流案例分析
单证员基础理论与知识
单证员缮制与操作
国际货运代理理论与实务
湘公网安备 43130202000226号