9BUnit4测试题、单项选择(共15小题，每小题1分，计15分))1.Manypeoplebelieve_________________studentscanstudy,dotheirhomeworkandtakeexamsatonlineschools.A.whetherB.if)2.---CouldIuseyourcar?A.couldn'B.can't)3.Ican'understand_______________A.whyaretheysomadaboutC.howaretheysomadabout)4.Couldyoutellus___________________________;A.ifdoesthemoongoC.thatthemoonwent)5.Jackaskedhisfriend___A.wherewashefromC.whendidhecomeback)6.Idon'knowshestudieshardornot.A.if;IfB.whether;Whether)7.---MustIfinishmyhomeworktoday?---No,you_______________.You________________finishittomorrow.A.can';mayB.mustn';mustC.needn't;mayD.mustn';can)8._______________doctorinthathospital________________kindandfriendly.A.Eachof;isB.Each;areC.Every;isD.Every;are)9.---Iseemtobelost.Couldyoutellme_______________?---Sure.YoucantaketheNo.3bustogetthere.A.whereisthenearesthospitalB.howlongitwilltakemetotheairportC.howfarismytriptotheOlympicVillageD.howIcangettotheNationalMuseum)10.---WhereisLily?---She______________Shanghaiforfivemonths.A.hasgonetoB.hasbeentoC.hasbeeninD.hascometo)11.Thepieceofmusicisworth_A.listeningtoB.listening)12.Ourteachertoldus_______A.whatlifeonMarsislikeC.whatlifeonMarswaslike)13.-lifeonMars?A.WhatdoyouthinkofC.Whatdoyoulike)14.-CouldIgoshoppingwithyoutomorrow?A.couldB.mayC.canD.must)15.Theyareafraidof________ontheislandalonebecausetheythinksomedangerousanimalsmaydoharm________them.A.live;forB.living;forC.living;to一、完型填空(共15小题，每小题1分，计15分)Manhas16fourkindsofsatellites.Thefirstkindofsatellitesstudiesthetheearth.Theyareusedtomakemaps.Theyalsohelpcountriestosee18theycanfindoilorgold.Thesecondkindofsatellitesisusedtoguide19andplanes.Ashiporaplanecan20amessagetothesatellite,andthesatellitecanfindoutwhereitis.Thethirdkindofsatellitesstudiesthe21.Thesesatelliteswatchcloudsandstrongwinds22acrosstheearth.Theywarncountriestomakepreparationswhenvery23weatheriscoming.Theytakephotosoftheearthfrommilesaboveitandsendthephotostoweather24ontheground.Thelastkindisusedfor25.Telephonecalls26countriescanbesentbythesesatellites.Somecancarryhundredsof27atonetime.Thecallissenttothesatelliteandthenthesatellitesendittothestationinthecountry28isbeingphoned.Thesesatellitesalsocarry29,theycansendabouteightprograms30.三、阅读理解A.阅读下列短文，从每题所给的A、B、C、D四个选项中选出最佳选项。(计30分)AWhenmanbegantosearchtheskies,hesawalotofthings.Intheuniverse,theearthseemedtobejustasmallbitofdust.Itisonlyasmallplanet,andtravelsaroundthesun.Thesuntogetherwithitsplanets,travelsintheMilkyWay(银河),ourgalaxy(星系).TheMilkywayhasaboutthirtybillionstarslikeoursun,andisoneofaboutahundredmilliongalaxiesintheuniverse.Becausethespaceissogreat,itisdifficulttoworkouthowfarawayastaris.Insteadofkilometers,wehavelightyears.Alightyearmeansthedistaneelighttravelsinoneyear.Ournearestneighbourgalaxyismorethan9,000,000lightyearsawayfromtheearth.()31.Agalaxyisthenameof______________.A.thesunB.alargegroupofstarsC.theuniverseD.planetsliketheearth()32.Thereareabout100,000,000_______________intheuniverse.A.skiesB.galaxiesC.planetsD.starslikesuns()33.Alightyearisaunitof_______________.A.timeB.distaneeC.lengthD.width()34.Manhasknownthat_______________.A.othergalaxiesarenearoursB.theMilkyWayistheonlygalaxyC.how---No,you_C.maynot_Apple'iPad2.B.whytheyaresomadaboutD.howtheyaresomadaboutaroundtheearth?B.ifthemoongoesD.thatdoesthemoongoD.tha...