八年級下冊Unit8單元練習一、單項選擇。1.Thereis________islandinthemiddleofthelake.

A.a B.an C.the D./2.—Ourcomputerisworkingagain!—Yes.OurITteacher________it.Ittookhimaboutanhour.A.hasfixed B.willfix C.isfixing D.wasfixing3.Hepromisedtopickmeupattheschoolgate.However,________heyet.A.didn’tarrive B.doesn’tarrive C.isn’tarriving D.hasn’tarrived4.I________theguitareversinceIwas8yearsold.A.playedB.haveplayedC.amplayingD.willplay5.—Thebookispopular.________you________ityet?—Yes,Ihave.A.Are;readingB.Were;readingC.Have;readD.Will;read5.WhenIfirstcametotheclass,Mr.Steenaskedmeto_______myselfinfrontofthewholeclass.A.teach

B.introduceC.control

D.improve6.—Arobotservedusdinnerlastnight.Don'tyouthinkwearelivinginamazingtimes?7.—Ican'tagreemore.The________makesourliveseasierandhappier.A.informationB.technologyC.discoveryD.competition8.—Mum，couldIhaveanMP3likethis？—Certainly，wecanbuyone，butasgoodasthis.cheapB.acheapestC.acheaperD.thecheapest9.Thereareoflistenersinthemeetingroom.A.thelargenumberB.thelargenumbersC.alargenumberD.largenumber10.--Lilydoesn'tlooksohappyashersisterRose.--No,she's__thanRose.lesshappyB.lessunhappyC.lesshappierD.lessunhappier二、完形填空。Mr．andMrs．Greenwereveryworriedabouttheirson，Leo．Heseemedtobedumb(啞的)1hewasnormalineveryotherway．Mr.andMrs.Greentriedeverythingtogethimto2，butwithnosuccess．WhenLeowassixyearsold，thebestdoctorsinthetown3himcarefully，butcouldfindnothingwrong．Andheseemedtobesmart．Itwasjustthathe4spoke．“Theremightbesomethingwrongwithhis5，andhedoesn’tknowhe’sabletospeak，”onedoctorsaid．“Buthecanreadandwrite，”saidMr.Green．“We’vewrittenhimnotes，tellinghimthathecanspeak.”“It’scertainlyvery6，”anotherdoctorsaid．“Perhapshe’llbeabletospeaksomeday.”7passed．Leowenttouniversity．Buthedidnotspeaka8word．Thenoneday．Leowashavingamealwithhisparents．Withoutanywarning，helookedupfromhis9andsaid，“Passmethesalt，please.”Mr.andMrs.Greenwereexcited．“Youspoke!Youspoke!”theycried．“Whyhaveyou10solongtospeak?”“Ididn’thaveanythingtosay．”hesaid．“Untilnoweverythingwasperfect．Butyouforgottoputsaltinthesepotatoes.”1．A．becauseB．whenC．thoughD．before2．A．speakB．walkC．playD．laugh3．A．taughtB．foundC．examinedD．asked4．A．neverB．oftenC．usuallyD．always5．A．backB．hairC．faceD．mind6．A．unfairB．strangeC．noisyD．quiet7．A．HoursB．WeeksC．MonthsD．Years8．A．goodB．rightC．singleD．new9．A．chairB．mealC．handsD．books10．A．sleptB．walkedC．servedD．waited三、閱讀理解。Schoolsystems(制度)aredifferentfromcountrytocountry.Unlikeus,students,inSingapore,whereIamstudying,haveaflexible(靈活的)timetable.MyfriendAmandaisasciencestudent.ShechoseChineseliteratureandlanguage,chemistryandeconomics.Shealsohastoattendgeneralpaper(理解與寫作課),projectwork,mathandPElessons.OnFriday,AmandaonlyhasonePE,onegeneralpaperandoneeconomicslesson.OnThursday,however,shehassixlessons.“Gloomy(郁悶的)Thursday，”shesaidhumorously.Lunchtimesarenotfixed,either.OnTuesday,Amandahaslunchat10：30a.m.becauseshehasaPEclassatnoon.OnThursday,sincethefirstfourlessonstakeupthewholemorningandthenoon,shehaslunchat1：00p.m.Thedifferentlunchtimessolvetheproblemoflonglineinthestudentcanteen.InSingaporestudentshavedifferentlessonsindifferentclassroomswhileinChinawehavethesameclassroomfornearlyeverylesson.Walkingintheschool,youalwaysseestudentsrushingtowardthenextclassroom,withtheirschoolbagsontheirshoulders.Sometimestheten-minute-breakseemstobetooshort.IrememberonthefirstdaythatnosoonerhadAmandaandIarrivedintheclassroomthanthebellrang.Notimetogotothewashroomorforsnacks.Andanotherdiscoverysurprisedme.Studentsareallowedtousecalculators(計算器)inmathexams!ThestudentsinSingaporecalculateeverythingusingcalculators.Theyevenuseacalculatortofindoutthesum(總和)of200and300!Thetwoschoolsystemshavetheiradvantagesanddisadvantages.Ihopetheschoolsindifferentcountriescanlearnfromeachotherandtheworld'seducationmakeprogress.1.Amandachosestudiesallthefollowingsubjectsexcept________．A.chemistryB.generalpaperC.physicsD.economics2.WhydoesAmandahavelunchat10：30?Because________．A.thefirstfourlessonstakeupthewholemorningandthenoonB.shehasaPEclassatnoonC.sheisveryhungryD.bothAandC3.Sometimesthewriterthinksthat________．A.therearenotenoughbreaksinthedayB.breaksaretoolongC.breaksaretooshortD.studentseattoomanysnacks4.Accordingtothepassage,howdostudentsinSingaporefindthesumof200and300?A.Askotherstudents.B.Askteachers.C.Dothesumthemselves.D.Useacalculator.5.Thepassagesaysthat________．A.likeus,studentsinSingaporehaveafixedtimetableB.schoolsystemsaredifferentfromcountrytocountryC.inChinawehavedifferentclassroomsforeachlessonD.thetwoschoolsystemsaredifferentbutequallygood四、用括號內所給詞的適當形式填空。1.Howdidtheyfindsomany________(treasure)?2.Don