Unit13WeareTryingtoSavetheEarth單元知識全方位單項選擇1.Cindy____playingthepianofor3hours.Shewantstobeapianistinthefuture.A.practiced B.haspracticed C.ispracticing D.practices2.Lookatthenewpark!Someoldpeople____overthere.Moreandmorepeopleliketodanceatnight.A.weredancing B.aredancing C.dance D.danced3.Thesechickens____bymygrandmotherwhenIwasawayfromhome.A.fed B.feed C.arefeeding D.werefed4.Thereport ____byTonyinaweek.Heisexcellentsowecanbelievehim.A.willfinish B.hasbeenfinish C.willbefinished D.wasfinished5.Theriver____cleanbefore,butnowitispolluted.It'stimetoprotectit.A.usedtobe B.usedtobeing C.wasusetobe D.getsusedtobeing6.I'mafraidthatIcan't____thetriptoHawaii.SoIwillgotoSanyainstead.A.pay B.cost C.take D.afford7.-Thisisreally____uglybird.-Butitis____usefulbird.Itcanhelpfishermencatchfish.A.an;a B.an;an C.a;a D.a;an8.-Whatbeautifulshoesyou'rewearing!Theymustbeexpensive.-No,theyonly____60yuan.A.spent B.took C.paid D.cost9.-Stop.It'stoo____totreatanimalsinthisway.Weshouldcareaboutthem,becausetheyareourfriends.-Sorry,Iwon'tdothat.Ijustwanttoplaywiththedog.A.kind B.friendly C.cruel D.scared10.-Lucy,whenyouleavetheroom,please____thelight.-OK,Mom.A.putoff B.turnoff C.turnup D.putup11.I__abroadforseveralyears,butIhaveneverregrettedmyfinaldecisiontomovebacktomymotherland.A.amliving B.lived C.havelived12.-I'mtiredanddon'tfeelwell.-Oh,youshouldstop____andhaveagoodrest.A.towork B.working C.work D.works13．Theseactivitiesatbedtimecangetkidsexcitedandmakeithardforthemto____andsleep. A.comedown B.breakdown C.calmdown D.sitdown14.Iwillkeeptheseoldthingsinmindbecausetheyalways____goodmemories.A.bringback B.takeaway C.takeoff D.putout15.It____metwohourstohelpMarywithhermathlastSaturday.A.took B.spent C.paid D.cost16．Iamafraidwecannot____totakeataxi.Let'sgobyundergroundinstead.A.refuse B.afford C.forget D.fall17．-What＇sthatnoise，Sam？-Mylittlebrother____withhistoycarnow.A.willplay B.isplaying C.plays D.played18．Myfather＇sbirthdayparty____lastweekend. A.holds B.willhold C.isheld D.washeld19．Don＇tplaygamesonthecomputerallday.It's ____toyoureyes.A.harmful B.useful C.helpful D.thankful20．Hetookthebustoschoolthismorning____ridingthebikebecauseofthebadweather. A.instead B.insteadof C.except D.exceptfor21．-Angela，IwanttomakeRussiansoup.Wouldyoupleasetellmehow?-I'mgladto.First,youneedto____thevegetablesandbeef.A.cutup B.cutdown C.cutoff D.cutout22．-Peterhaschangedalot，hasn'the?-Yes.Heusedto____theguitar,butnowheismore ____inplayingsoccer.A.plays;interested B.play;interested C.play;interesting D.playing;interest23．-Onmywaytothebookstore，IsawMaryhangingoutwithherfriends.-It____beher.ShehasgonetoBeijing.A.can't B.mustn't C.might D.could24.－Hi,Jill.I_____inmymathsinceyousharedyourgoodexperiencewithme.－Great!Congratulations!A.havemaderapidprogress B.maderapidprogress C.willmakerapidprogress25.____mymother____mysisteriswatchingtheTVplay.Theythinkit'sinteresting.A.Both;and B.Neither;nor C.Notonly;butalso D.Either;or26.Youmustgiveupsmoking,Daddy.It'sharmful____yourhealth.A.with B.as C.to D.for27.-Willyoubuythehousenearthelake?-No,Iwon't.It'stooexpensiveforme.Ican't____it.A.encourage B.afford C.sell D.remind28.Inourschoollibrarythere ____anumberofbooksonscience,andintheseyearsthenumberofthemgrowinglargerandlarger.A.are;is B.is;are C.have;are D.has;is29．Bequiet．Yourgrandmother ____intheroom.A.Sleeps B.issleeping C.sleep30．-HaveyouevervisitedShenyangEXPOGarden？-Yes.I____itlastyear.A.havevisited B.visit C.visited D.willvisit31．-IsthisblueschoolbagLucy＇s？-No.It____behers.Herschoolbagispink.A.Must B.mustn't C.can't D.may32.Thebox____collectingbooksnow,butmybrother____puthistoysinit.A.usedto;isusedfor B.isusedto;usedto C.isusedfor;usedfor D.isusedfor;usedto33.Youspendtoomuchtimeonyourmobilephone.Youaresupposedto_____thetimeyouspendonit.A.takedown B.cutdown C.cutup D.takeup34．-HowdoyoulikeHarryPotterandthePhilosopher＇sStone？-Itis___bookI__sinceGradeTwo.A.themostinterested;haveread B.amoreinterested;readC.themostinteresting;haveread D.amoreinteresting;read35．-Ourschoolsportsmeet_____nextweek.Whichsportwillyoutakepartin?-Thelongjumpandthehighjump.I'mgoodatjumping.A.Holds B.held C.washeld D.willbeheld36.Wearegoingtoputtheseoldclothes___gooduse.Maybewecanusethemtomakeshoppingbags.A.with B.for C.of D.to37.ShecanspeakEnglishverywell.Thatwillbeoneofher____ifshewantstogetthejob.A.advantages B.disadvantages C.actions D.discoveries38．-Iliketheblackcar，butit＇stooexpensiveforme.Ican't__it.-Soyouhavetobuythecheaperone.A.sell B.afford C.drive D.repair39.Somepeoplekillwildanimalsfortheirfur.It'sso____todothat.Weshouldaskthemtostop.A.fantastic B.cruel C.kind D.pleasant40．Thedoctoradvisedmyfathertogiveupsmokingbecauseitis____tohishealth.A.careful B.careless C.harmful D.harmless41.-Howmuchdidyou____forthereddress?-Aboutthreehundredyuan.A.cost B.pay C.spend D.take42．He____mehisname,butIcan'trememberitnow.A.tells B.willtell C.told D.istelling43.Theywillholdaconcert____moneyforchildreninthepoorareas.A.raise B.raising C.toraise D.raised44.-Mum，it＇stoohot．____Iswiminthelakewithmyfriends?-No,you____.That'stoodangerous!A.Could;mustn't B.Need;couldn't C.Must;needn't D.Should;can't45.-Wheredidyougettheseolddoors?-Fromtheoldhouseswhichwere____bytheworkers.A.takendown B.pulleddown C.turneddown D.putdown46．Lastyearwe____thecitywheremygrandmagrewup.A.visited B.visit C.willvisit D.arevisiting47．Ireallylookuptothemedicalteamthat____toItalythreemonthsago.A.sent B.issent C.wassent48．-____Ifinishtheworktonight?-No,youneedn't.A.Can B.Must C.Shall D.Could49．-Youhaveanicecar.-Thankyou.I ____itforlessthanonemonth.A.bought B.havebought C.had D.havehad50．TheGreensliveinthesouthofAmerica.Theydon'twanttomovetothenorthbecausethey____thecoldweather.A.usedto;don'tuseto B.usedto;aren'tusedtoC.areusedto;didn'tuseto D.areusedto;aren'tusedto51．Listen！Ourteacher____inthemusicclassroom.A.sings B.sang C.willsing D.issinging52．You____smokehere!Lookatthesign.Itsays“Nosmoking”.A.needn't B.mustn't C.can D.may53．-Wouldyouliketogoshoppingwithmeafterlunch?-I'dloveto,butI ____togooutthisafternoon.A.don'tallow B.willallow C.won'tbeallowed54．-Jerry，haveyoueverbeentotheGreatWall?-Yes.I____therewithmyparentslastyear.A.go B.went C.willgo D.havegone55．-Don＇t____thewastepaper.Wecancollectandrecycleit.-You'reright.Everyoneshouldbeagreenerperson.A.blowaway B.putaway C.throwaway56．Ourcountryistakingactionto____airpollution.A.cutdown B.cutup C.cutout D.cutoff57.Thepriceofthecoatisveryhigh.Ican't____it.A.offer B.afford C.avoid D.allow58.____hisparents____helikestheredcar,buttheycan'taffordit.A.Both;and B.Notonly;butalso C.Neither;nor D.Either;or59.-What'syourhobby?-I____listentomusic,butnowIenjoydancing.A.amusedto B.useto C.amused D.usedto60.-Nowpeoplehavetopaysomemoneyfor____bagsinsupermarkets.-Yes.Becausetheyarebadfortheenvironment.A.bin B.paper C.cloth D.plastic61.-Wheredidyougettheseolddoors?-Fromtheoldhouseswhichwere____bytheworkers.A.takendown B.pulleddown C.turneddown D.putdown62.-Therearealotof ____ofbikeriding.-Iagree,It'sgoodfortheenvironmentanditsavesmoney.A.instructions B.instruments C.advantages D.products63.Alittlewinewillnotbe____toyourhealth.Justdon'tdrinktoomuch.A.helpful B.helpless C.harmful D.harmless64.-Pleaseremember ____theletterforme,Mike.-OK,Iwon'tforgetit.A.post B.posting C.topost D.posted65.Nowyoucanseemanyart ____atthesquareinthecity.A.words B.works C.jobs D.lessons66.Icouldn'tafford____himanexpensivebirthdaypresent,soImadeagiftbymyself.A.tobuy B.buying C.forbuying D.buy67.Recyclingisgoodfortheenvironment,sodon't bottlesornews-papers.A.findout B.handin C.useup D.throwaway68.-WhatareyougoingtodoonSaturdaymorning?-Well,it'sgoingtobesunny,soI____apicnicwithmyfriend.A.have B.had C.havehad D.willhave69.Theoldhouseisdangerous.Itshouldbe____A.pulledtogether B.puttogether C.putdown D.pulleddown70.-Canyoutellme____dealwiththeproblem?-Sure.Youcandiscussitwithyourgroupmembers.A.howcanI B.whatcanI C.whatIcan D.howIcan完形填空一Cathy isa14-year-old girl. Herneighborhoodusedto1._______anemptyland.Overtime,thelandwas filled2.________rubbish.People aroundoftencomplained（抱怨）thatitsmelttooawfulinsummer.Onarainyday,Cathylookeddownattheemptyarea.Thenshesawtheflowersontheroadside.Suddenly,3.____ideacameintohermind.Later,sheshowedherfriendadrawingofagarden.Davidsaid,"Whatabeautifuldrawing!Buthow4.________wemakeyourthoughtcometrue?It'sahardwork.”“Let'saskothersforhelp."Cathyreplied.Thentheyexplainedwhat5.________totheirneighborsdoorbydoor.Afterhearingtheidea,mostofthe6.________wereexcitedandtheydecidedtosupportCathywithactions.Onaclearday,7. _________cleanawaytherubbishintheland,manyofthemcametothelandwithsomelittletreesandseeds（種子）ofdifferentflowers.Cathyandherfriendsplantedandwateredthetreesandtheseeds8.______. alongtime,Cathyandherfriendslookedafterthegarden.Theterribleland9.________intoabeautifulgardenandeveryonehadareallygreattime.10.__________theneighborscametothegarden,theywereallsurprisedandevencouldn'tbelievethatgardencouldlooksogreat!Suddenly,Cathyrealizedthatonesmallideacanmakeabigdifferenceifpeopleworkhardtogether.1.A.is B.be C.was D.hasbeen2.A.for B.of C.in D.with3.A.a B.the C.an D./4.A.can B.must C.can't D.mustn't5.A.theywanttodo B.theywantedtodo C.didtheywanttodo D.dotheywanttodo6.A.neighbor B.friend C.neighbors D.friends7.A.help B.tohelp C.helping D.helped8.A.simple B.simply C.careful D.carefully9.A.turns B.turned C.isturned D.wasturned10.A.Unless B.When C.Because D.Although完形填空二Canyouimaginethatwecouldbuildabeautifulcitywithrubbish?Maybeyouwillthinkitis1.However,itcanbetrue!Nothingisawasteifwehaveacreativemind.Letmeshowyousomethingabout2rubbish.Sometimeswecanseetonsofrubbishinthestreets,ontheroads,nearthebuildings...hereandthere.Manylargecitiesbecamesougly 3 it.Nobodylikesrubbish,butinfact,somerubbishcanbeusedagain.Allofuswanttosolvetheproblem,wemustdosomethingto4rubbish.Weshouldtakeactionfromnowon.5,somegoodthingswillnotbewasted.Doyouoftenthrowawaythingsyoudon'tneedanymore?Haveyoueverthoughtabouthowthesethingscanactuallybeputtogooduse?Forexample,whenacargetstooold,itmaynotrunanymore.Butwecanusethemetalofthecartomakesomethingelse.Whenabottleisempty,it 6 aswaste.Youdon'tknowbottleglasscanbemadeintosandandusedtobuildstreets.Rubbish7foodcanbechangedintofertilizertomakeplantsgrowbetter.Itischeapandsafe.Andotherrubbishcanalsobeusedtomakebuildingblocks.Now, 8 machinesaredesignedforthat.9 ,peoplewillwatchfilmsinabeautifulcinemawhichisbuiltoutofrubbish.Besidesbuildingsandroads,citiesmaybemadefromrubbish.Butsofar,buildingbeautifulcitiesmadefromrubbishisonly10.1.A.important B.understanding C.unbelievable D.possible2.A.returning B.reusing C.reflecting D.repeating3.A.because B.becauseof C.insteadof D.asfor4.A.makealivingas B.makepromisesto C.makeupourmindto D.makeuseof5.A.Ontheway B.Bytheway C.Inthisway D.Outoftheway6.A.willbethrownaway B.willthrowaway C.threwaway D.wasthrownaway7.A.from B.in C.on D.to8.A.fewerandfewer B.lessandless C.moreandmore D.moreandless9.A.Someday B.Theotherday C.Nowadays D.Intheday10.A.asymbol B.aletter C.alesson D.adream閱讀理解一WorldWaterDay,heldon22Marcheveryyearsince1993,ismainlyabouttheimportanceoffreshwater.Theideaforthisinternationaldaygoesbackto1992.Itremindsusthattherearestill2.2billionpeoplelivingwithoutsafewater.Wateristheworld'smostvaluableresource.Thoughthereisalotofwater,whichnearlycovers75％oftheearth＇ssurface（表面），only3％ofthatwaterisfresh．Waterproblemsarenotjustinternational,buttheyarealsopersonal.Therearestillalmost900millionpeopleintheworldwhoarenotabletofindcleanwater.Andover2millionpeoplestilldonothaveacleanandsafeplacetogotothetoilet（廁所）．Today，1in3peoplelivewithoutsafedrinkingwater．By2050,upto5.7billionpeoplecouldbelivinginareaswherewaterisshortforatleastonemonthayear.Everyonehasaroletoplay.Inourdailylife,thereareeasystepswecantaketosavewater.Wecantakeashortershowerratherthanabath.Wecanusethewatertowatertheflowersafterwashingthevegetables.Wecanalsoturnoffthetap（水龍頭）whenbrushingourteethandwashingourhands.Toprotectwateristoprotectourlife.1.WhenwasWorldWaterDayfirstheld?A.On12March,1993. B.On12March,1992.C.On22March,1993. D.On22March,1992.2.Howmanypeopledon'thavesa