2012年高二上冊(cè)英語(yǔ)期中試卷(含答案)

1、2012 年高二上冊(cè)英語(yǔ)期中試卷 （含答案）efamous.第二節(jié)（共 15 小題；每小題 1 分，滿(mǎn)分 15 分）聽(tīng)下面 5 段對(duì)話(huà)或獨(dú)白。每段對(duì)話(huà)或獨(dú)白后有幾小題， 從題中所給的 A、B、C 三個(gè)選項(xiàng)中選出最佳答案，并標(biāo)在試卷的相應(yīng)位置。聽(tīng)完每段對(duì) 話(huà)后，你將有時(shí)間閱讀各小題，每小題 5 秒鐘；聽(tīng)完后，各小題將給 出 5 秒鐘的作答時(shí)間。每段對(duì)話(huà)或獨(dú)白讀兩遍。聽(tīng)第 6 段材料，回答第 6、 7 小題。6.Whatcanwelearnfromtheconversation?A. Themanwantstobookaroomfortwo.B.Themanprefersasmokingroom.

2、C. Themanchoosesaroomonthesecondfloor.7.Howmuchwillthemanpayfortheroom?A. 80dollars.B.88dollars.C.96dollars.聽(tīng)第 7 段材料，回答第 8 至第 10 題。8.Whatcanwelearnabouttheboy?A.Hehasgotaheadache.B.Hehasgotafever.C.Hehasgotaheartproblem.9.Whatdoesthemotherasktheboytodo?A.Gotothehospital.B.Stayinbed.C.Buysomemedicine

3、.10. Whatdoestheboywanttodo?A.WatchTV.B.Seethedoctor.C.Gotoschool.聽(tīng)第 8 段材料，回答第 11 至第 14 題。11. Whatisthemangoingtodointheevening?A.Takeanexam.B.Study.C.Lookforajob.12. Whatexamwillthemantake?A.Theentranceexam.B.Themid-termexam.C.Thefinalexam.13. Whatdoesthemanthinkofthecomingexam?A.Easy.B.Harderthant

4、helastone.C.Toodifficulttopass.14. Whatdoesthemanthinkofhispresentjob?A.Heisnotsatisfiedwithit.B.It sthebestoneintheworld. C.It stheworstoneintheworld.聽(tīng)第 9 段材料，回答第 15 至第 17 題。15. Wheredoestheconversationmostprobablytakeplace?A.Attherailwaystation.B.Atthepostoffice.C.Attheairport.16. Whichcountrywill

5、theletterbesentto?A.England.B.Japan.C.Canada.17. Howwilltheletterbesent? A.Byairmail.B.Byregisteredmail.C.Byexpressmail. 聽(tīng)第10 段材料，回答第 18 至第 20 題。18. WhydidMrHill schickenslayhardlyanyeggsinthesummer?A.Itwastoocoolinhischickenhouse.B.Itwastoowetinhischickenhouse.C.Itwastoohotinhischickenhouse.19. Wha

6、tdidMrHilldotoearnmoremoney?A.Heputairconditioningintohischickenhouse.B. Heboughtmorechickens.C. Heputmorefoodintohischickenhouse.20. Whatdoweknowfromthetext?A.MrHillwasverypoor.B. MrHilldidn twanttoputairconditioningintohishouse.C. MrHillcouldn taffordtoputairconditioningintohishouse. 第二部分：英語(yǔ)知識(shí)運(yùn)用（共

7、兩節(jié)，滿(mǎn)分 35 分） 第一節(jié)：語(yǔ)法和詞匯知識(shí)（共 15 小題；每小題 1 分，滿(mǎn)分 15 分） 從 A、B、C D 四個(gè)選項(xiàng)中，選出可以填入空白處的最佳選項(xiàng)，并在答題卡上將該項(xiàng)涂黑。21.Ithinkthecarwill_ tillwegettothevillage.AholdonBholdoverCholdoutDholdup22.Theysaythat “ seeingisbelieving” ,butwhenit_TVcommercialsthisisnaysthecase.A.referstoB.comesupwithC.focusesonD.comesto23._Let shope

8、thesunnyweather_forSaturday stennismatch.A.keepsupB.endsupC.cleansupD.clearsup24._ intheregulationsthatyoushouldnottellotherpeoplethepasswordofyoure-mailaccount.A.WhatisrequiredB.AsisrequiredB.ItisrequiredD.Itrequires25.Surelyitdoesn tmatterwherethestudentassociationsgettheirmoneyfrom; what_iswhatth

9、eydowithit.A.countsB.accountsC.advocatesD.functions26._ Thewarbetweenthegovernmentandtheactivistshaslastedfor18months,_ nearly30,000peopledead.A.toleaveB.leavingC.leftD.havingleft27. -Itriedmanytimes,butlstillfailedintheexam.Don tbediscouraged._ andtheproblemwillbesettled.A.HavingalittleeffortB.Abit

10、moreeffort C.lfyouhaveabiteffortD.Therebeingalittleeffort28. Thisbrick-sizedbookwillguideyoureverystep_ frightening,farawayplaceyouhavechosentovisit.A.howB.whatC.aroundwhichD.aroundwhichever29.in1902,YangzhouHighSchoolofJiangsuprovinceishometoagreatnumberofoutstandingfigures.A.FoundB.FoundingC.Found

11、edD.Tobefounded30.lnyouthhostels,youcanmeetlotsofstudentslikeyourself,_ wanttogetthemostoutofasmallbudget.A.allofthemB.noneofthemC.allofwhomD.noneofwhom31. Hehadanunexpectedvisitorbeforeheadingforthemeeting,otherwisehe_ late.Ahadn tcomeBdidn tcomeCwouldn tcomeDwouldn thavecome32._Beforetheoldmanpass

12、edaway,theoldcoupleweremarriedfor40yearsandneveronce_ witheachother.A.theyhadquarreledB.theyhavequarreledC.havetheyquarreledD.hadtheyquarreled33. Childrenundersixarenottothisexperimentalschoolexceptthoseofextraordinaryintelligence.A.permittedB.admittedC.committedD.prohibited34.Ithinkfireworks_thebea

13、utyofthefestivalnight.A.addedupB.addingupC.addeduptoD.addedto35. Doyouthinkit sgoingtorainduringourspoerttsinmge?AIdon thopeBIdon tbelieveCIhopenottoD Ihopenot 第二節(jié)完型填空（共 20 小題；每小題 1 分，滿(mǎn)分 20 分） 閱讀下面短文，掌握其大意，然后從各題所給的四個(gè)選項(xiàng)（A、 B、C和 D）中，選出最佳選項(xiàng)，并在答題卡上將該項(xiàng)涂黑。Thatoldpicklejar（ 泡 菜壇 ）,asfarbackasIcanremember,s

14、atonthefloorbesidethedresserinmyparentsbedroom.Whenhegotreadyforbed,Dadwould36hispocketsandputhiscoinsintothe37.Itwasanightly38formanyyearsinourhome.Whenthejarwas39,wewouldtakethecoinstothebank.Eachtime,asheslidtheboxofcoinsacrossthecountertowardthecashier,hewouldsay40, “ Theseareform yson scollegef

15、und.He ll41workatthemillallhislifelikeme.”Theyearspassed.I42collegeandtookajobinanothertown.Once,while43myparents,lnoticedthatthepicklejarinmyparents bedroomwas4 小.Alump（塊 ）roseinmythroatasI45wherethejarhadalwaysstood.Mydadwasamanoffew46,andneverlecturedmeonthe47ofdeterminationandfaith,butthepicklej

16、arhadtaughtmeallthese48.lnmymind,itdefined,morethananythingelse,howmuchmydadhad49me.Nomatterhow50thingsgotathome,Dadcontinuedtodrophiscoinsintothejar.ThefirstChristmasaftermydaughterJessicawasborn,wespenttheholidaywithmyparents.Afterdinner,lwalkedintomyparents bedroom.Tomy51,inthespotbesidethedresse

17、r,asifithadneverbeen52,stoodtheoldpicklejar,thebottomalreadycoveredwithcoins.lwalkedovertothepicklejar,dugdowninto53 ，andpulledoutafistfulofcoins.Withthestrong54choking（使哽咽）me,Idroppedtheco insin tothejar.Ilookedupa ndsawDadwhowascarry in gJessica.Oureyeslocked,andlknewhewasfeelingthesame.55oneofusc

18、ouldspeak.36. A.pickB.tearC.emptyD.clean37. A.bagB.jarC.drawerD.dresser38. A.routineB.experienceC.gatheringD.performance39. A.brokenB.movedC.filledD.prepared40. A.nervouslyB.calmlyC.secretlyD.proudly41. A.neverB.alsoC.soonD.always42. A.enteredB.startedC.finishedD.dropped43. A.askingB.visitingC.showi

19、ngD.ringing44. A.goneB.emptyC.dirtyD.lost45. A.checkedB.searchedC.staredD.found46. A.wordsB.smilesC.ideasD.stories47. A.similaritiesB.differencesC.standardsD.values48. A.beliefsB.virtuesC.thoughtsD.experiences49. A.lovedB.requiredC.pushedD.understood50. A.dullB.easyC.toughD.wrong51. A.curiosityB.sat

20、isfactionC.amazementD.embarrassment52. A.damagedB.removedC.stolenD.decorated53. A.thedresserB.thejarC.myhandbagD.mypocket54. A.emotionsB.flavorsC.interestD.desire55. A.NoB.EitherC.NeitherD.Each 第三部分：閱讀理解閱讀下列短文，從每題所給的 A、B、C、D 四個(gè)選項(xiàng)中，選出最佳選項(xiàng)（共 15 小題；每小題 2 分，滿(mǎn)分 30 分）USFirstLadyMichelleObamagaveaspeechata

21、neventonSept4.Theeventwasanimportantoneleadinguptothisyear sUSnationalelection.Herearetwoexcerpt s.Part1BarackknowstheAmericanDreambecausehe slivedit.andhewantseveryoneinthiscountrytohavethatsameopportunity,nomatterwhoweare,orwherewerefrom,orwhatwelooklike,orwhowelove.Andhebelievesthatwhenyou vework

22、edhard,anddonewell,andwalkedthroughthatdoorwayofopportunity,youdonotslamitshutbehindyou.Youreachback,andyougiveotherfolksthesamechancesthathelpedyousucceed.WhenpeopleaskmewhetherbeingintheWhiteHousehaschangedmyhusband ,Icanhonestlysaythatwhenitcomestohischaracter,andhisconvictions（ 信 念）,andhisheart,

23、BarackObamaisstillthesamema nl felli nlovewithallthoseyear sago.He sthesamemanwhostartedhiscareerbyturningdownhig-phayingjobsandinsteadworkinginstrugglingneighborhoodswhereasteelplanthadshutdown,fightingtorebuildthosecommunitiesandgetfolksbacktowork.BecauseforBarac k,successisntabouthowmuchmoneyyoum

24、ake,itsaboutthedifferenceyoumakeinpeople slives.Hesthesamemanwho,whenourgirlswerefirstborn,wouldanxiouslychecktheircribs（ 嬰 兒 床 ）everyfewminutestoensuretheywerestillbreathing,proudlyshowingthemofftoeveryoneweknew.That sthemanwhositsdownwithmeandourgirlsfordinnernearlyeverynight,patientlyansweringthe

25、irquestionsaboutissuesinthenews,andstrategizing（ 出 謀劃策 ）aboutmiddleschoolfriendships.That sthemanIsinetehosequietmomentslateatnight,hunched（ 彎 腰 駝 背）overhisdesk,poring（仔細(xì)閱讀）overtheletterspeoplehavesenthim.Part2buttoday,llovemyhusbandevenmorethanldidfouryearsago,evenmorethanIdid23yearsago,whenwefirst

26、met. llovethathe sneverforgottenhowhestarted.llovethatwecantrustBaracktodowhathesayshe d- especiallywhenit shard.llovethatforBarack,thereisnosuchthingassgoingtodo,evenwhenitus”and“them”.Hedoesnshar tctheryou reaDemoc 民主黨）,aRepublican 共和黨）,ornoneoftheaboveAndIlovethateveninthetoughestmoments,whenwe r

27、eallsweatingiWhenwe reworriedthatthebillwon tpass,anditseemsliBeattictaetverletshi mselfgetdistracted（分心）bythechatter（喋喋不休）56. AccordingtoMichelle,whichofthefollowingisTRUEaboutBarackObama?A. Headoptedhisvaluesfromhisfamily.B. Hemadeagoodcareerchoicebyworkinginasteelplant.C._Hebelievesthateveryoneca

28、nbesuccessful.D._Hehopesthosewhosucceedopenthedoorofopportunityforothers.57._Throughthespeech,MichelleObamatriestoshowthatherhusband_ .a.devotessomuchtohisworkthatheseldomhasfamilytimeb.hasn tbeenaffectedbypowerc.isreadytoactintheinterestofmostpeopled.isfaithfultohispromisese.ismodestandwillingtolis

29、tenA. abcB.bcdC.acdD.cde58. WhatmightbeMichelle smainpurposeinthisspeech?A. Tohelpherhusbandinhisre-election.B. TogettheAmericanpeopletoknowmoreaboutObama.C. Toexpressherloveandfaithinhim.D.ToshowAmericandreamisstillwithinpeople sreach.BIMAGINEiftherewasadevicethatcoulddoeverythi ngforyou-vakeyouupe

30、verymorning,chatwithyouandtypeyoure-mails.Thepieceoftechnologyinquestionwouldbesmart,abletotellyouabouttheweatherandwherethenearestrestaurantsare.Thegoodthingisyounolongerneedtowonder,becausesomethinglikethisalreadyexists.AnditsnameisSiri.SiriisavoicerecognitionapplicationdesignedforAppleproductsand

31、theconcepthasbeenaroundforalmostayear.WhenSirifirstcameoutitcouldonlyspeakEnglish,butnowithas “ learnednewlanguages,includingChinese,CantoneseandTaiwanese,reportedTheWallStreetJournal.So,youcangiveitordersinyourmothertongue.Buthowcouldacellphoneoracomputer“hear ” whatyouaresayingandunderstandit?This

32、isallbecauseofvoicerecognitiontechnology.Whenyouspeak,yourvoicecreatesvibrations（ 振動(dòng)）in theair bitlikewavesi nthewaterwhe ny outhrowarocki ntothelake.Themicrophonereceivesthevibrationsandthecomputerchangesthemintodigitaldatathatisthendividedintomanyparts.Theyareanalyzedonebyonetoseewhatpronunciation

33、seachpartstandsfor.Thecomputerthenputsthesepronunciationstogetherintopossiblewordsaccordingtoitsbuilt-indictionary.Butfiguringoutthewordsisfarfromenough;buildingwordsintomeaningfulsentencesisthemostdifficultpart.Thecomputerhastocomparewhatithearstoalargelibraryofknownphrasesandsentencestodeterminewh

34、attheuserissaying.However,peopledon talwaystalkinthemoststandardwayandsometimesmakegrammaticalmistakes.Thisiswhytraditionalvoicerecognitionsoftwarealwaysrequiresyoutorememberkeywordsandtospeakinacertainway.Fortunately,Siriisn tlikethat.It snotjust “voicerecognition”;itgeunderstanding(NLU) ” .Youcana

35、skitthingslike“ DoIneedanumbrellatoday?nditwillknowthatyouareaskingabouttheweather,accordingtoABCNews.ThekeythingisNLU- understandingwhatyoumeanandwhatyouwant,” NeilGrantfromNuance,asoftwarecompanyintheUS,toldTheGuardian.“Historically,youhadtolearnahugelonglistofcommands.AsNLUprogresses,youcansaywha

36、tyouwantinawaythat snaturaltoyou. ”59. Whatisthefunctionofthefirsttwoparagraphs?A. Toshowthatinventionusuallyresultsfromneed.B. Tointroducesomethingthatoffersthesehelpfulservices.C. Tocleardoubtsaboutvoicerecognitiontechnology.D. Topictureaconvenientfuturelifewithnewtechnology.60. Whichstepisthemost

37、complicatedintheprocessofvoicerecognitionaccordingtothearticle?A. Changingthereceivedvibrationsintodigitaldata.B. Analyzingthedigitaldatatoseewhatpronunciationsitrepresents.C. Puttingthepronunciationstogetherintopossiblewords.D. Figuringoutmeaningfulsentencesbasedonthewords.61. HowcanyougetSiritores

38、pondaccordingtothearticle?A. Youhavetosaythingsinacertainway.B. YoucanonlyspeakEnglishandChinese.C. Youcanspeakinanaturalwayasyouwouldtoaperson.D. Youhavetorememberkeywordsandspeakspecificcommands.62. Whatcanbeconcludedfromthearticle?A. Siricanrecordandsavewhatyousayfrequentlyintoacomputerdictionary

39、.B. Siriwillfailtounderstandwhatyousayifyoumakegrammaticalmistakes.C. ThebiggestadvantageofSiriisthatit sNLUratherthanjustvoicerecognition.D. SincefirstappliedtoAppleproductsayearago,Sirihasmadegreatimprovements.CJAPAN S“ purchase ” oftheDiaoyuIslandshassparkedangeramongChinesepeople.Protestsbrokeou

40、tacrossthecountry,sendingastrongmessagetotheworld:theDiaoyuIslandsbelongtoChina.Itisnecessarythatwedonotjustshoutslogans（ 口號(hào) ）butcanconvinceotherswithreason.SomehistoricalfactscanhelpexplainwhytheDiaoyuIslandsbelongtoChina.TerranulliusJapan sclaim: “ TheSenkakuIslands（JapanesenamefortheDiaoyuIslands

41、）were terranullius beforeJapandiscoveredthem.”Fact:In1884,aJapaneseexplorernamedTatsushiroKogalandedontheDiaoyuIslandsandclaimedthattheywere “ terranullius ”.AfterreceivingKoga sapplicationtoexploit（開(kāi)發(fā) ）theislands,theJapanesegovernmentinvestigated（調(diào)查 ）andconcludedthattheseislandswerealreadyrecordedi

42、nChinesedocumen sapplication.TheasreefraecctsordedinJapanDiplomaticDocuments.However,in1895Japandecidedthattheywereuninhabited（ 無(wú) 人 居 住的）an dillegallyc on trolledtheisla nds.Japanarguesthataccordingtointernationallaw,territorywithoutanownermaybeacquiredbyastate.uninhabited” doesn tmaenadnsthaedisnlo

43、owner.TheDiaoyuIslandswerewithinChina smaritimedefense 海 he（范 圍 ）asearlyastheMingDynasty（13681-644）andhavebeen partofChina sTaiwan.Chinesefishermenhavelongconductedactivityontheseislandsandinneighboringwaters.UnderhandexchangeJapan sclaim: “rthUen1d9e51TreatyofSanFrancisco,theSenkakuIslandscameunder

44、UStrusteeship（托管 ） andwerethenreturnedtoJapanin1971,undertheOkinawaReversionAgree ment （ 歸還沖繩協(xié)定）.Fact:AttheendoftheSino-JapaneseWar（1894-1895）,JapanseizedtheDiaoyuIs landstforcedtheQi nggovernme nttosig ntheTreatyofShim ono seki （ 馬關(guān)條 約） andgiveup“theTaiwanIslandsandtheiraffiliatedislands”.Attheendo

45、fWorldWarII,theCairoDeclarationandthePotsdamProclamationruts.ItturneddownKogaButbeingledthatChinarecoveredTaiwan,thePenghuIslandsandotherterritoriesJapanhadoccupiedbefore.TheDiaoyuIslandswerereturnedtoChinaaccordingtointer nationallaw.However,in1951JapanandtheUS,alongwithothercountries,signedtheTrea

46、tyofSanFranciscounilaterally（ 單 方 面 地 ）,puttingtheRyukyuIslands（currentlytheOkinawaIslands, 沖 繩 群 島）un derUSadmi nistratio n.In1953,theOkinawaCivilGovernmentoftheUSillegallyexpandedtheareaofitsadministrationtoincludetheDiaoyuIslandsandtheiraffiliatedislands.In1971intheOkinawaReversionAgreement,theUS

47、unilaterallypassedadministrativepowerovertheDiaoyuIslandstoJapan.Chinahasneverrecognizedit.ThisunderhandexchanegofChina sterritorybetweenJapanandtheUSisillegalandinvalid（無(wú)的）sinceChinadidn ttakepartinanytreaty spreparation,makingandsigning.ActualcontrolJapan sclaim: “In1896,theJapanesegovernment leas

48、ed（ 租用 ） partoftheSenkakuIslandstoTatsushiroKogatoexplorefor30yefoarfsree.In 1918hissoninherited（繼 承）it.SoJapanhashadactualcontrolovertheislands.”Fact:TheJapanesegovernment “l(fā)eased ”andthen “ sold ” partofthemtotheKogafamilyin1932.Afterthat,theUSmilitarybaseinOkinawaandtheJapanesegovernmenthavebeen

49、“ renting ” thei 小 letSQfromtheir “ privateowners ”.OnSept11thegovernment “ bought ” theisletsfromcurrent“ privateowners ”Japanwantstoprovethatithashad“ actualcontrol ” overtheDiaoyuIslandstoeventuallyoccupythem.Yet,thetruthisthatJapanis“ renting ” , “ selling ” and“ buying ” thingsthothers.Allfacts

50、provethattheDiaoyuIslandsarepartofChina.63._ AccordingtotheCairoDeclarationandthePotsdamProclamation,_A. CairoshouldruleChinaanditsislandsB. JapanshouldhelpChinarecoverfromthewarassoonaspossibleC. JapanshouldreturnalltheChineseislandsithadoccupiedbeforeD. ThePenghuIslandsbelongtoTaiwan64. Theunderli

51、nedword“ nullius ” probablymeans_A. landwithnomanB.apieceofoldlandC.landwithnothingD.anislandwithrichresources65. AllthefollowingfactscanprovethatDiaoyuIslandsbelongtoChinaEXCEPT_A. TheJapanesegovernmentturneddownKoga sapplication.B. TheDiaoyuIslandscameunderUStrusteeshipandwerethenreturnedtoJapan i

52、n1971.C. Japanis “ renting ” , “ selling ” and “ buying ”DiaoyulslandsthatbelongtoothD. Chi nesefisherme nhavel ongcon ductedactivity on Diaoyulsla nds.66. Whichofthefollow in gca nbestserveasthetitleofthispassage?A.FightforDiaoyulsla ndsagai nstJapa nB.Chi neseDiaoyulsla ndsC.DiaoyuIslands:Debatewi

53、thfactsDLet sdefendDiaoyulslandsDCHILDRENstartoutas naturalscie ntists,eagertolook in totheworldaro un dthem.Helpi ngthemenjoyscie nceca nbeeasy;theres non eedforalotofscie ntifictermsorexpe nsivelabequipme nt. Youon lyhavetoshareyourchildre nscuriosity.Firstly,liste ntotheirquestio ns.lo ncevisited

54、aclassroomofseve n-year-oldstotalkaboutscienceasajob.Thechildrenaskedme“ textbookquestions” aboutschooling,salarya ndwhetherllikedmyjob.Whe nlfini sheda nsweri ng,wesatfac ingoneanotheri nsile nce.Fi nallylsaid,“ Nowthatwerefi nishedwithyourlists,doyouhavequestionsofyourownaboutscience?Afteral on gp

55、ause,aboyraisedhisha nd,“ HaveyogevEsteeeper（蚱蜢）eat?WhenltryeatingleaveslikethatJgetastomachache.Why?HThisbeganasetofquestionsthatlastednearlytwohours.Sec on dly,givethemtimetothi nk.Studiesoverthepast30yearshaveshow nthat, afterask ingaquestio n,adultstypicallywaito nly on esec on dorlessfora nan s

56、wer,notimeforachildtothink.Whenadultsincreasetheir“ waittime ” tothreeseccsormore,childre ngivemorelogical,completea ndcreativea nswers.Thirdly,watchyourla nguage. On ceyouhaveachildi nvo Ivedi nascie ncediscussioThatsright ” or “ VerygodsWorkWeeseheniteomestoe ncourag in ggoodbehavior.But in talk i

57、n gaboutscie nce,quickpraiseca nsig nalthatdiscussi on isover.l nstead,keepthi ngsgoi ngbysayi ng,“ Thatsiring ” or “ Idneverthoughtofitthatwaybefore” ,orcomingupwithmorequestionsorideas.Neverpushachildto “ Think ” tdoesntmakesense,childrenarealwaysthinking,withoutyourtelli ngthemto.Whatsmore,thisca

58、 nturnac onv ersatio nin toaperf ormance.Thechildwilltrytofi ndthea nsweryouwa nt,i nasfewwordsaspossible,sothathewillbeasmallertargetforyourdisagreementLastly,show;do nttell.Real-lifeimpressio nsofnaturearefarmoreimpressiveth anan yless onchildre ncan learnfromabookoratelevisio nprogra m Letchildre

59、 nl ookattheirfingertipsthroughamag nifyi ngglass（放大鏡）,andtheyllunderstandwhyyouwantthemtowashbeforedinner.Rathertha n say ingthatwaterevaporates（蒸發(fā)）,setapotofwatertoboila ndletthemwatchthewaterleveldrop.67._ Accordingtothepassage,childre naren aturalscie ntists,a ndtoraisetheiri nten,don tjump inwi

60、threstthemostimportantthingforadultstodois_A. toletthemseetheworldaro undB. tosharethechildre nscuriosiWC. toexpla in difficultphrasesaboutscie neeD. tosupplythechildrenwithlabequipment68._ Accord in gtothepassage,childre ncananswerquesti onsin amorelogical,co mpleteandcreativewayifadults.A. askthem