统考大学英语B模拟试题(4)

试点高校网络教育部分公共基础课全国统一考试模拟试题大学英语B试卷5注意事项一、将你的姓名、考号填写在答题卡的规定栏内，将考号和考试科目在规定的栏内用2B铅笔涂满涂黑。考试结束后，把试卷和答题卡放在桌上。试卷和答题卡均不得带出考场。二、仔细读懂题目的说明，并按题目要求答题。答案一定要写在答题卡的指定位置上，写在试卷上的答案无效。三、选择题用2B铅笔将选中项涂满涂黑，主观题用蓝、黑圆珠笔或钢笔答题，使用铅笔答题无效。第一部分：英语知识运用（共10小题；每小题2分，满分20分）此部分共有10个未完成的对话，针对每个对话中未完成的部分有4个选项，请你从A、B、C、D四个选项中，选出可以填入空白处的最佳选项并，用铅笔将答题卡上的相应字母涂黑。示例〔A〕〔B〕〔C〕〔D〕1.—CanIspeaktothemanager?—__________________________.A.MayIaskwho’scalling,please?B.No.C.Yes.Goahead.D.Whoisthemanager?2.—Hello,isSheilaathome?—______________A.WhoisSheila?B.She’sinBostontoday.MayItakeamessage?C.Sheilaismysister.D.Yes.Goahead.3.—HiltonHotel.MayIhelpyou?—________________________.A.Yes.I’dliketomakeareservationforasingleroomfortheweekend.B.Sorrytobotheryou.C.Todayisafineday,huh?D.IamfromAmerica.4.________________________________.___Certainly.Whatisthemessage?A.CanIordernow?B.Wouldyoupleasehelpme?C.MayIleaveamessageforhim?D.Wouldyoupleaseaskhim?5.—Isthistherightwaytothepostoffice?—___________A.No.Itisn’t.B.Oh,youareright.C.Oh,I’msorry.D.Yes.It’sthreeblocksahead.6.—________________________?—Aboutafour-hourdrive.A.HowfarisitfromheretoBoston?B.HowoftendoyougotoBoston?C.HowdoyougoBoston?D.HowlongisitfromheretoBoston?7.—_____________________________.—It’sapleasure.Ihopeyougettheresafely.A.Thankyouverymuchforthedirections.B.Sorrytohearthat.C.Canyoutellmethewaytotherailwaystation?D.Excuseme,Iamstrangerhere.8.—Wouldyoulikemetocallher?—______________________.A.No.Youcan’t.B.No.thanks.I’llcallhermyself.C.wouldyouliketohelpme?D.Sorry.9.—__________________________.—You’rewelcome.I’mgladyoulikeit.A.IsthereanythingIcandoforyou?B.CanIhelpwiththegift?C.DoyoumindifIgiveyouagift?D.Thankyouverymuchforthelovelygift.10.—Iapologize.—______________________.A.NoproblemB.YouarewelcomeC.It’ssokindofyou.D.It’smypleasure.第二部分：阅读理解（共20小题；每小题2分，满分40分）此部分共有4篇短文，每篇短文后有5个问题，每个问题后有4个选项，请你从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并用铅笔将答题卡上的相应字母涂黑。示例〔A〕〔B〕〔C〕〔D〕Passage1Thewatersoftheoceanarealwaysmoving.Theymoveinfourways.Thewatermoveslikeriversonthesurface,oftop,oftheocean.Theselargesurfaceriversarecalledsurfacecurrents.Thesurfacecurrentsmovequickly,asfastastwoorthreemilesanhour.Thedeepwaternearthebottomoftheoceanmovesveryslowly.Thedeepwatermaytakehundredsofyearstogofromoneplacetoanother.Athirdwaytheoceanmovesiscalledanup-welling.Inanupwelling,watermovesfromthebottomoftheoceantothetop.Afourthwaytheoceanmovesiscalledadownflow.Inadownflow,watermovesfromthetopoftheoceantothebottom.Scientistsdon’tknowverymuchaboutdeepcurrents,upwellingsordownflows.Theyknowalotaboutthegreatsurfacecurrents.Thegreatsurfacecurrentsmovethroughtheoceanjustastheriversdothroughtheland.Someofthesurfacecurrentsaremuchlargerthanlandrivers.OnecurrentmovesacrossthePacificOceanfromPanamatothePhilippines.Thisis9,000miles.ItismorethantwotimeslongerthantheNileriveroneofthelongestlandriversintheworld.11.Thewaterofoceanonsurfacemoveslikeriverswhicharecalled_________________.A.oceanriversB.surfacecurrentsC.oceantornadoD.downflows12.Thesurfacecurrentsmovequickly,asfastas_______________.A.twoorthreemilesanhourB.twoorthreemilesadayC.twoorthreemilesaweekD.twoorthreemilesaminute13.Whichmovesfaster,thedeepwaterorthesurfacewater?A.ThedeepwaterB.ThesurfacewaterC.Theymoveatthesamespeed.D.Theyareincomparable.14.Howmanywaysdoestheoceanwatermove?A.TwoB.FourC.ThreeD.One15.Whatcanbeinferredfromthepassage?A.Scientistsknowalotaboutallthecurrents.B.Itismucheasierforscientiststoknowsurfacecurrentsthantheothertypes.C.Someofthesurfacecurrentsaremuchlargerthanlandrivers.D.ThecurrentfromPanamatothePhilippinesis9,000miles.Passage2Probablyyouareoneofthosewhoarefamiliarwithairandwaterpollution,butyoustillknownothingaboutheatpollutionwhichalsopollutesourenvironment.Thinkaboutallthedifferentsourcesofheat.Thesun,ofcourse,isthelargestsourceofheat.Butthereareotherthingsthatalsogiveoffheat.Manyinventionsaffecttheearth’stemperature.Heatedbuildings,industry,andtransportationalladdheat.Scientiststhinkthatallofthisextraheatmaynotbebeneficialtous.Theworld’sclimatemaybechangingbecauseofit.Besidesheatingtheair,wearealsoheatingourwater.Industriesoftenusewaterforcooling.Sometimessteamisusedtodrivehugeenginesthatmakeelectricpower.Whenthesteamcools,itbecomeswateragain.Thenitmaybereturnedtothelakeorriveritcamefrom.Ifthewateristoowarm,allplantandfishlifewilldie.Heatpollutionisaproblemwhichisnowbeingstudied.Expertsarelookingfornewmethodsandcarefulcontrolsforheatingandcooling.Theyhopetosavetheearthfrombecoming“overheated”.16.Whatisthemaintopicofthepassage?A.SunheatingB.HeatpollutionC.ClimatechangingD.Heatedbuildings17.Whatcanbeinferredfromthepassage?A.Heatpollutionisalsoharmfultopeopleontheearth.B.Thesun,ofcourse,isthelargestsourceofheat.C.Weusemanykindsofheatresourcestoheatairandwater.D.Theworld’sclimatemaybechangingbecauseofheating.18.Whyheatingwaterisharmful?A.Becausethewaterwillbecomesteamanddisappear.B.Becausewhentheheatedwaterreturntothelakeortheriver,alltheplantandfishlifewilldie.C.Peopledrinkingheatedwaterwillbecomeill.D.Heatedwateristoohot.19.Thefollowingsgiveoffheatexcept________________.