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{{*HTML*}}{{B}}第二篇{{/B}} ??????? ???{{B}}StressLevelTiedtoEducationLevel{{/B}}? ?Peoplewithlesseducationsufferfewerstressfuldaysaccordingtoa reportinthecurrentissueoftheJournalofHealthandSocial Behavior.??Howeverthestudyalsofoundthatwhenless-educated peopledidsufferstressitwasmoresevereandhadalargerimpactontheir health.??Fromthisresearchershaveconcludedthatthe day-to-dayfactorsthatcausestressarenotrandom.Whereyouareinsociety determinesthekindsofproblemsthatyouhaveeachdayandhowwellyou willcopewiththem.??Theresearchteaminterviewedanational sampleof1031adultsdailyforeightdaysabouttheirstresslevelandhealth. Peoplewithoutahighschooldiplomareportedstresson30percentofthestudy dayspeoplewithahighschooldegreereportedstress38percentofthetime andpeoplewithcollegedegreesreportedstress44percentofthe time.??Lessadvantagedpeoplearelesshealthyonadailybasis andaremorelikelytohavedownwardtumsintheirhealth.leadresearcherDr. JosephGrzywaczofWakeForestUniversityBaptistMedicalCentersaidina preparedstatement.Thedownwardtumsinhealthwereconnectedwithdaily stressors.andtheeffectofdailystressorsontheirhealthismuchmore devastatingforthelessadvantaged.??Grzywaczsuggested follow-upresearchtodeterminewhyless-educatedpeoplereportfewerdaysof stresswhenitisknowntheirstressismoreacuteandchronic.? ?Ifsomethinghappenseverydaymaybeit’snotseenasastressor Grzywaczsays.Maybeitisjustlife.??stressor n.紧张刺激物??devastatingadj.毁灭性的??follow-upn. 对病人的随访The1031adultswereinterviewed______.
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{{*HTML*}}{{B}}第二篇{{/B}} ??????? ???{{B}}StressLevelTiedtoEducationLevel{{/B}}? ?Peoplewithlesseducationsufferfewerstressfuldaysaccordingtoa reportinthecurrentissueoftheJournalofHealthandSocial Behavior.??Howeverthestudyalsofoundthatwhenless-educated peopledidsufferstressitwasmoresevereandhadalargerimpactontheir health.??Fromthisresearchershaveconcludedthatthe day-to-dayfactorsthatcausestressarenotrandom.Whereyouareinsociety determinesthekindsofproblemsthatyouhaveeachdayandhowwellyou willcopewiththem.??Theresearchteaminterviewedanational sampleof1031adultsdailyforeightdaysabouttheirstresslevelandhealth. Peoplewithoutahighschooldiplomareportedstresson30percentofthestudy dayspeoplewithahighschooldegreereportedstress38percentofthetime andpeoplewithcollegedegreesreportedstress44percentofthe time.??Lessadvantagedpeoplearelesshealthyonadailybasis andaremorelikelytohavedownwardtumsintheirhealth.leadresearcherDr. JosephGrzywaczofWakeForestUniversityBaptistMedicalCentersaidina preparedstatement.Thedownwardtumsinhealthwereconnectedwithdaily stressors.andtheeffectofdailystressorsontheirhealthismuchmore devastatingforthelessadvantaged.??Grzywaczsuggested follow-upresearchtodeterminewhyless-educatedpeoplereportfewerdaysof stresswhenitisknowntheirstressismoreacuteandchronic.? ?Ifsomethinghappenseverydaymaybeit’snotseenasastressor Grzywaczsays.Maybeitisjustlife.??stressor n.紧张刺激物??devastatingadj.毁灭性的??follow-upn. 对病人的随访Thelessadvantagedpeoplearethegreater______.
{{*HTML*}}??下面有3篇短文每篇短文后有5道题每道题后面有4个选项{{B}}第一篇{{/B}} ??????? ?????????{{B}}AThirsty World{{/B}}??Theworldisnotonlyhungry;itisalsothirstyfor water.Thisseemsstrangetoyousincenearly75%oftheearth’ssurfaceis coveredwithwater.Butabout97%ofthishugeamountisfromseawaterorsalt water.Mancanonlydrinkandusetheother3%—thefreshwaterthatcomesfrom riverslakesundergroundandothersources.Andwecannotevenuseallof thatbecausesomeofitisintheformoficeberg冰山andglaciers冰串.Even worsesomeofithasbeenpolluted.??Atthemomentthissmall amountoffreshwaterisstillenoughforus.Howeverourneedforwateris increasingrapidly.Onlyifwetakestepstodealwiththisproblemnowcanwe avoidasevereworldwidewatershortagelateron.Alimitedwatersupplywould haveabadeffectonagricultureandindustry.??Inadditionto stoppingwastingourpreciouswateroneusefulstepweshouldtakeisto developwaysofreusingit.Experimentshavealreadybeendoneinthisfield butonlyonasmallscale.??Todayinmostlargecitiestanks waterisusedonlyonceanditeventuallyreturnstotheseaorrunsinto undergroundstoragetanks.Butitispossibletopipewaterthathasbeenused toapurifying净化plant.Thereitcanbefiltered过滤andtreatedwith chemicalssothatitcanbeusedagainjustasitwerefreshfroma spring.??Butevenifeverylargecitypurifiedandreusedits waterwestillwouldnothaveenough.Wherecouldweturnnext?Totheoceans! Allwe’dhavetodotomakeuseofthevastamountofsea-wateris—removethe salt.Thissalt-removingprocessisalreadyinuseinmanypartsofthe wodd.Accordingtothepassagesea-watercanbeturnedintofreshwaterby.______.
Ididn'taskbecauseIwasafraidoflooking{{U}}stupid{{/U}}.
{{*HTML*}}{{B}}第三篇{{/B}} ??????? ????{{B}}FloridaHitbyColdAirMass{{/B}}? ?InJanuary2003theeasterntwothirdsoftheUnitedStateswasatthe mercyofabitterlycoldairmassthathasendangeredFlorida’scitrustrees choked3northernharborswithiceandleftbewilderedresidentsofNorth Carolina’sOuterBanksdiggingoutofuptoafootofsnow.??The icechilldeepenedastemperaturesfelltothesingledigitsinmostofthe SouthwithanunfamiliardipbelowthefreezingmarkasfarSouthaspartsof interiorSouthFlorida.TemperaturesinFloridaplungedwithWestPalmBeach droppingtoarecordlowof2degrees.??Wecouldn’tbelievehow colditwassaidMartinKingwhoarrivedthisweekinOrlandofromEngland WebroughtshortsT-shirtandIhadtogooutandbuyanother coat.??ThetemperatureplungeposedathreattoFlorida’sUSS 9.1billion-a-yearcitruscropmoreofwhichisstillonthetrees.Growers werehurryingtoharvestasmuchofthefruitaspossiblebeforeitwasdamaged bycold.??Timeisoftheessenceingettingfruittotheplant saidTomRogersacitrusgrowerwhoexpectedtoseedamagetoorangesand grapefruitatthattime.??InFloridaGovernorJebBushsignedan emergencyordertoeliminatetheweightlimitontruckssocitrusgrowerscould getasmuchfruittomarketaspossible.??CaseyPacea spokeswomanforFloridaCitrusMutualsaidgrowershadsprayedtreeswith sprinklerswhichcreatedalayeroficeandhelpedmaintainatemperaturenear freezing.Citrustreesareconsideredindangerofdamageifthetemperature dropsbelowminus2degreesCelsiusforfourhoursormore.Snowrangingfroma dustingtoupto30centimetersblanketedtheCarolinasTennesseeandpartsof Virginia.??citrusn.柠檬柑橘柑橘属果树??bewilderv. 使迷惑使为难弄糊涂??sprinklern.洒水器洒水手??Celsius adj.摄氏的??shortsn.宽松运动裤男式短衬裤King’sstatementthatWebroughtshortsT-shirtandIhadtogooutandbuyanothercoat.showsthat______.
{{*HTML*}}? ?阅读下面的短文文章中有5处空白文章后有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}}HomeSchooling{{/B}}??Allchildreninthe UnitedStateshavetoreceiveaneducationbutthelawdoesnotsaytheyhave tobeeducatedatschool.Anumberofparentsprefernottosendtheirchildren toschool.{{U}}?1?{{/U}}Thereareabout300000home-schoolersinthe UnitedStatestoday.Someparentspreferteachingtheirchildrenathomebecause theydonotbelievethatpublicschoolsteachthecorrectreligiousvalues; othersbelievetheycanprovideabettereducationalexperiencefortheir childrenbyteachingthemathome.{{U}}?2?{{/U}}??David Gtistersonandhiswifeteachtheirthreechildrenathome.Gutersonsaysthat hischildrenlearnverydifferentlyfromchildreninschool.{{U}}?3 ?{{/U}}Forexamplewhenthereisheavysnowfallonawinterdayitmay startadiscussionorreadingaboutclimatesnowremoval去除equipment Alaskapolarbears北极熊andwintertourism.Aspringeveningwhenthefamily isoutwatchingthestarsisagoodtimetoaskquestionsaboutsatellitesand thespaceprogram.{{U}}?4?{{/U}}??Homeschoolingis oftenmoreinterestingthanregularschoolsbutcriticssaythathome-schoolers areoutsiderswhomightbeuncomfortablemixingotherpeopleinadultlife.{{U}} ?5?{{/U}}Howevermostparentsdon’thavethetimeorthedesireto teachtheirchildrenathomesoschoolswillcontinuetobewheremostchildren gettheirformaleducation.??A.Interestinglyresultsshowthat home-schooledchildrenquiteoftendobetterthanaverageonnationaltestsin readingandmath.??B.Criticsalsosaythatmostparentsarenot wellqualifiedtoteachtheirchildren.??C.Learningstartswith thechildren’sinterestsandquestions.??D.Childrenwhoare educatedathomeareknownashome-schoolers.??E.Insome countrieshoweverchildrenareeducatedbytheirparents.??EIf theBrazilianrainforestsareontheTVnewsitcouldbeaperfecttimeto talkabouthowrainforestsinfluencetheclimateandhowdesertsare formed.
Ina1983newspaperpollAnnLandersanadvicecolumnistwaslistedamongthetwenty-fivemostinfluentialwomenintheUnitedStates.
{{*HTML*}}阅读下面这篇短文短文后列出了7个句子清根据短文的内容对每个句子作出判断如果该句提供的是正确信息请选择A项如果该句提供的是错误信息请选择B项如果该句的信息文章中没有提及请选择C项 ??????? ??????{{B}}PlantsinDesert{{/B}}? ?Onlyspecialplantscansurvivetheterribleclimateofadesertfor theseareregionswhentheannualrangeofthesoiltemperaturecanbeover75℃. Furthermoreduringthesummertherearefewcloudsintheskytoprotectplans fromthesun’sray.Anotherproblemisthefactthattherearefrequently strongwindsthatdrivesmallsharpparticlesofsandintotheplantsearing anddamagingthem.Themostdifficultprobiemforallformsofplantlife howeveristhefactthattheentireannualrainfalloccursduringafewdaysor weeksinspring.??Grassesandflowersindesertsurvivefromone yeartothenextbyexistingthroughthelonghotdryseasonintheformof seeds.Theseseedsremaininactiveunlessthefightamountof’rainfalls.Ifno rainfallsorifinsufficientrainfallstheywaituntilthenextyearor evenstillthenext.Anotherfactorthathelpstheseplantstosurviveisthe factthattheirlifecyclesareshort.Bythetimethewaterfromthespring rainsdisappears—justafewweeksafteritfalls—suchplantsnolongerneed any.??Theperennials多年生植物havespecialfeaturesthatenable themtosurviveasplantsforseveralyears.Thusnearlyalldesertperennials haveextensiverootsystemsbelowgroundandasmallshootsystemaboveground. Thelargerootnetworkenablestheplanttoabsorbasmuchwateraspossiblein shorttime.Thesmallshootsystemontheotherhandconsiderablylimitswater lossbyevaporation.??Anotherfeatureofmanyperennialsisthat aftertherainyseasonthey10setheirleavesinpreparationforthelongdry seasonjustastreesinwetterclimateslosetheirsinpreparationforthe winter.Thisreducestheirwaterlossbyevaporation蒸发duingthedryseason. Theninnextrainyseasontheycomefullyaliveoncemoreandgrownew branchesleavesandflowersjustasthegrassesandflowersindesert do.Winteristhetoughestseasonforthegrassesandflowerstosurvive.
{{*HTML*}}阅读下面这篇短文短文后列出了7个句子清根据短文的内容对每个句子作出判断如果该句提供的是正确信息请选择A项如果该句提供的是错误信息请选择B项如果该句的信息文章中没有提及请选择C项 ??????? ??????{{B}}PlantsinDesert{{/B}}? ?Onlyspecialplantscansurvivetheterribleclimateofadesertfor theseareregionswhentheannualrangeofthesoiltemperaturecanbeover75℃. Furthermoreduringthesummertherearefewcloudsintheskytoprotectplans fromthesun’sray.Anotherproblemisthefactthattherearefrequently strongwindsthatdrivesmallsharpparticlesofsandintotheplantsearing anddamagingthem.Themostdifficultprobiemforallformsofplantlife howeveristhefactthattheentireannualrainfalloccursduringafewdaysor weeksinspring.??Grassesandflowersindesertsurvivefromone yeartothenextbyexistingthroughthelonghotdryseasonintheformof seeds.Theseseedsremaininactiveunlessthefightamountof’rainfalls.Ifno rainfallsorifinsufficientrainfallstheywaituntilthenextyearor evenstillthenext.Anotherfactorthathelpstheseplantstosurviveisthe factthattheirlifecyclesareshort.Bythetimethewaterfromthespring rainsdisappears—justafewweeksafteritfalls—suchplantsnolongerneed any.??Theperennials多年生植物havespecialfeaturesthatenable themtosurviveasplantsforseveralyears.Thusnearlyalldesertperennials haveextensiverootsystemsbelowgroundandasmallshootsystemaboveground. Thelargerootnetworkenablestheplanttoabsorbasmuchwateraspossiblein shorttime.Thesmallshootsystemontheotherhandconsiderablylimitswater lossbyevaporation.??Anotherfeatureofmanyperennialsisthat aftertherainyseasonthey10setheirleavesinpreparationforthelongdry seasonjustastreesinwetterclimateslosetheirsinpreparationforthe winter.Thisreducestheirwaterlossbyevaporation蒸发duingthedryseason. Theninnextrainyseasontheycomefullyaliveoncemoreandgrownew branchesleavesandflowersjustasthegrassesandflowersindesert do.Thethemeofthesecondlastparagraphiswhytheperennialscansurviveasplantsforseveralyears.
{{*HTML*}}{{B}}第三篇{{/B}} ??????? ????{{B}}FloridaHitbyColdAirMass{{/B}}? ?InJanuary2003theeasterntwothirdsoftheUnitedStateswasatthe mercyofabitterlycoldairmassthathasendangeredFlorida’scitrustrees choked3northernharborswithiceandleftbewilderedresidentsofNorth Carolina’sOuterBanksdiggingoutofuptoafootofsnow.??The icechilldeepenedastemperaturesfelltothesingledigitsinmostofthe SouthwithanunfamiliardipbelowthefreezingmarkasfarSouthaspartsof interiorSouthFlorida.TemperaturesinFloridaplungedwithWestPalmBeach droppingtoarecordlowof2degrees.??Wecouldn’tbelievehow colditwassaidMartinKingwhoarrivedthisweekinOrlandofromEngland WebroughtshortsT-shirtandIhadtogooutandbuyanother coat.??ThetemperatureplungeposedathreattoFlorida’sUSS 9.1billion-a-yearcitruscropmoreofwhichisstillonthetrees.Growers werehurryingtoharvestasmuchofthefruitaspossiblebeforeitwasdamaged bycold.??Timeisoftheessenceingettingfruittotheplant saidTomRogersacitrusgrowerwhoexpectedtoseedamagetoorangesand grapefruitatthattime.??InFloridaGovernorJebBushsignedan emergencyordertoeliminatetheweightlimitontruckssocitrusgrowerscould getasmuchfruittomarketaspossible.??CaseyPacea spokeswomanforFloridaCitrusMutualsaidgrowershadsprayedtreeswith sprinklerswhichcreatedalayeroficeandhelpedmaintainatemperaturenear freezing.Citrustreesareconsideredindangerofdamageifthetemperature dropsbelowminus2degreesCelsiusforfourhoursormore.Snowrangingfroma dustingtoupto30centimetersblanketedtheCarolinasTennesseeandpartsof Virginia.??citrusn.柠檬柑橘柑橘属果树??bewilderv. 使迷惑使为难弄糊涂??sprinklern.洒水器洒水手??Celsius adj.摄氏的??shortsn.宽松运动裤男式短衬裤Whichofthefollowingstatementsisnotmeantinthefirsttwoparagraphs?
{{*HTML*}}阅读下面这篇短文短文后列出了7个句子清根据短文的内容对每个句子作出判断如果该句提供的是正确信息请选择A项如果该句提供的是错误信息请选择B项如果该句的信息文章中没有提及请选择C项 ??????? ??????{{B}}PlantsinDesert{{/B}}? ?Onlyspecialplantscansurvivetheterribleclimateofadesertfor theseareregionswhentheannualrangeofthesoiltemperaturecanbeover75℃. Furthermoreduringthesummertherearefewcloudsintheskytoprotectplans fromthesun’sray.Anotherproblemisthefactthattherearefrequently strongwindsthatdrivesmallsharpparticlesofsandintotheplantsearing anddamagingthem.Themostdifficultprobiemforallformsofplantlife howeveristhefactthattheentireannualrainfalloccursduringafewdaysor weeksinspring.??Grassesandflowersindesertsurvivefromone yeartothenextbyexistingthroughthelonghotdryseasonintheformof seeds.Theseseedsremaininactiveunlessthefightamountof’rainfalls.Ifno rainfallsorifinsufficientrainfallstheywaituntilthenextyearor evenstillthenext.Anotherfactorthathelpstheseplantstosurviveisthe factthattheirlifecyclesareshort.Bythetimethewaterfromthespring rainsdisappears—justafewweeksafteritfalls—suchplantsnolongerneed any.??Theperennials多年生植物havespecialfeaturesthatenable themtosurviveasplantsforseveralyears.Thusnearlyalldesertperennials haveextensiverootsystemsbelowgroundandasmallshootsystemaboveground. Thelargerootnetworkenablestheplanttoabsorbasmuchwateraspossiblein shorttime.Thesmallshootsystemontheotherhandconsiderablylimitswater lossbyevaporation.??Anotherfeatureofmanyperennialsisthat aftertherainyseasonthey10setheirleavesinpreparationforthelongdry seasonjustastreesinwetterclimateslosetheirsinpreparationforthe winter.Thisreducestheirwaterlossbyevaporation蒸发duingthedryseason. Theninnextrainyseasontheycomefullyaliveoncemoreandgrownew branchesleavesandflowersjustasthegrassesandflowersindesert do.Grassesandflowersindesertareunabletosurvivebecausetheystayintheformofseedstowaitfortherightamountofwatertocome.
{{*HTML*}}??下面有3篇短文每篇短文后有5道题每道题后面有4个选项{{B}}第一篇{{/B}} ??????? ?????????{{B}}AThirsty World{{/B}}??Theworldisnotonlyhungry;itisalsothirstyfor water.Thisseemsstrangetoyousincenearly75%oftheearth’ssurfaceis coveredwithwater.Butabout97%ofthishugeamountisfromseawaterorsalt water.Mancanonlydrinkandusetheother3%—thefreshwaterthatcomesfrom riverslakesundergroundandothersources.Andwecannotevenuseallof thatbecausesomeofitisintheformoficeberg冰山andglaciers冰串.Even worsesomeofithasbeenpolluted.??Atthemomentthissmall amountoffreshwaterisstillenoughforus.Howeverourneedforwateris increasingrapidly.Onlyifwetakestepstodealwiththisproblemnowcanwe avoidasevereworldwidewatershortagelateron.Alimitedwatersupplywould haveabadeffectonagricultureandindustry.??Inadditionto stoppingwastingourpreciouswateroneusefulstepweshouldtakeisto developwaysofreusingit.Experimentshavealreadybeendoneinthisfield butonlyonasmallscale.??Todayinmostlargecitiestanks waterisusedonlyonceanditeventuallyreturnstotheseaorrunsinto undergroundstoragetanks.Butitispossibletopipewaterthathasbeenused toapurifying净化plant.Thereitcanbefiltered过滤andtreatedwith chemicalssothatitcanbeusedagainjustasitwerefreshfroma spring.??Butevenifeverylargecitypurifiedandreusedits waterwestillwouldnothaveenough.Wherecouldweturnnext?Totheoceans! Allwe’dhavetodotomakeuseofthevastamountofsea-wateris—removethe salt.Thissalt-removingprocessisalreadyinuseinmanypartsofthe wodd.Accordingtothepassagewecanavoidaworldwidewatershortageinthefutureby______.
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{{*HTML*}}{{B}}第三篇{{/B}} ??????? ????{{B}}FloridaHitbyColdAirMass{{/B}}? ?InJanuary2003theeasterntwothirdsoftheUnitedStateswasatthe mercyofabitterlycoldairmassthathasendangeredFlorida’scitrustrees choked3northernharborswithiceandleftbewilderedresidentsofNorth Carolina’sOuterBanksdiggingoutofuptoafootofsnow.??The icechilldeepenedastemperaturesfelltothesingledigitsinmostofthe SouthwithanunfamiliardipbelowthefreezingmarkasfarSouthaspartsof interiorSouthFlorida.TemperaturesinFloridaplungedwithWestPalmBeach droppingtoarecordlowof2degrees.??Wecouldn’tbelievehow colditwassaidMartinKingwhoarrivedthisweekinOrlandofromEngland WebroughtshortsT-shirtandIhadtogooutandbuyanother coat.??ThetemperatureplungeposedathreattoFlorida’sUSS 9.1billion-a-yearcitruscropmoreofwhichisstillonthetrees.Growers werehurryingtoharvestasmuchofthefruitaspossiblebeforeitwasdamaged bycold.??Timeisoftheessenceingettingfruittotheplant saidTomRogersacitrusgrowerwhoexpectedtoseedamagetoorangesand grapefruitatthattime.??InFloridaGovernorJebBushsignedan emergencyordertoeliminatetheweightlimitontruckssocitrusgrowerscould getasmuchfruittomarketaspossible.??CaseyPacea spokeswomanforFloridaCitrusMutualsaidgrowershadsprayedtreeswith sprinklerswhichcreatedalayeroficeandhelpedmaintainatemperaturenear freezing.Citrustreesareconsideredindangerofdamageifthetemperature dropsbelowminus2degreesCelsiusforfourhoursormore.Snowrangingfroma dustingtoupto30centimetersblanketedtheCarolinasTennesseeandpartsof Virginia.??citrusn.柠檬柑橘柑橘属果树??bewilderv. 使迷惑使为难弄糊涂??sprinklern.洒水器洒水手??Celsius adj.摄氏的??shortsn.宽松运动裤男式短衬裤WhichstatementisNOTtrueaccordingtothelastparagraph?
Thisprovedanimportantcontributiontowardthepublichealth.
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{{*HTML*}}? ?阅读下面的短文文章中有5处空白文章后有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}}HomeSchooling{{/B}}??Allchildreninthe UnitedStateshavetoreceiveaneducationbutthelawdoesnotsaytheyhave tobeeducatedatschool.Anumberofparentsprefernottosendtheirchildren toschool.{{U}}?1?{{/U}}Thereareabout300000home-schoolersinthe UnitedStatestoday.Someparentspreferteachingtheirchildrenathomebecause theydonotbelievethatpublicschoolsteachthecorrectreligiousvalues; othersbelievetheycanprovideabettereducationalexperiencefortheir childrenbyteachingthemathome.{{U}}?2?{{/U}}??David Gtistersonandhiswifeteachtheirthreechildrenathome.Gutersonsaysthat hischildrenlearnverydifferentlyfromchildreninschool.{{U}}?3 ?{{/U}}Forexamplewhenthereisheavysnowfallonawinterdayitmay startadiscussionorreadingaboutclimatesnowremoval去除equipment Alaskapolarbears北极熊andwintertourism.Aspringeveningwhenthefamily isoutwatchingthestarsisagoodtimetoaskquestionsaboutsatellitesand thespaceprogram.{{U}}?4?{{/U}}??Homeschoolingis oftenmoreinterestingthanregularschoolsbutcriticssaythathome-schoolers areoutsiderswhomightbeuncomfortablemixingotherpeopleinadultlife.{{U}} ?5?{{/U}}Howevermostparentsdon’thavethetimeorthedesireto teachtheirchildrenathomesoschoolswillcontinuetobewheremostchildren gettheirformaleducation.??A.Interestinglyresultsshowthat home-schooledchildrenquiteoftendobetterthanaverageonnationaltestsin readingandmath.??B.Criticsalsosaythatmostparentsarenot wellqualifiedtoteachtheirchildren.??C.Learningstartswith thechildren’sinterestsandquestions.??D.Childrenwhoare educatedathomeareknownashome-schoolers.??E.Insome countrieshoweverchildrenareeducatedbytheirparents.??EIf theBrazilianrainforestsareontheTVnewsitcouldbeaperfecttimeto talkabouthowrainforestsinfluencetheclimateandhowdesertsare formed.
Hefoundthathehadseveraloptions.
TheKlondikewasthe{{U}}scene{{/U}}ofoneofthebiggestgoldrushestheworldhaseverknown.
Afeelingofgoodfellowshipprevailedatthesocialgathering.
{{*HTML*}}??下面有3篇短文每篇短文后有5道题每道题后面有4个选项{{B}}第一篇{{/B}} ??????? ?????????{{B}}AThirsty World{{/B}}??Theworldisnotonlyhungry;itisalsothirstyfor water.Thisseemsstrangetoyousincenearly75%oftheearth’ssurfaceis coveredwithwater.Butabout97%ofthishugeamountisfromseawaterorsalt water.Mancanonlydrinkandusetheother3%—thefreshwaterthatcomesfrom riverslakesundergroundandothersources.Andwecannotevenuseallof thatbecausesomeofitisintheformoficeberg冰山andglaciers冰串.Even worsesomeofithasbeenpolluted.??Atthemomentthissmall amountoffreshwaterisstillenoughforus.Howeverourneedforwateris increasingrapidly.Onlyifwetakestepstodealwiththisproblemnowcanwe avoidasevereworldwidewatershortagelateron.Alimitedwatersupplywould haveabadeffectonagricultureandindustry.??Inadditionto stoppingwastingourpreciouswateroneusefulstepweshouldtakeisto developwaysofreusingit.Experimentshavealreadybeendoneinthisfield butonlyonasmallscale.??Todayinmostlargecitiestanks waterisusedonlyonceanditeventuallyreturnstotheseaorrunsinto undergroundstoragetanks.Butitispossibletopipewaterthathasbeenused toapurifying净化plant.Thereitcanbefiltered过滤andtreatedwith chemicalssothatitcanbeusedagainjustasitwerefreshfroma spring.??Butevenifeverylargecitypurifiedandreusedits waterwestillwouldnothaveenough.Wherecouldweturnnext?Totheoceans! Allwe’dhavetodotomakeuseofthevastamountofsea-wateris—removethe salt.Thissalt-removingprocessisalreadyinuseinmanypartsofthe wodd.Thephrasethewordinthefirstlineofthepassagerefersto______.
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