被动语态1.—Doyouoftencleanyourclassroom?—Yes.Ourclassroom___everyday.A.cleanB.cleansC.iscleanedD.iscleaning2.Hisnewbook___nextmonth.A.willbepublishedB.ispublishingC.isbeingpublishedD.hasbeenpublished3.—DidyougotoJack’sbirthdayparty?—No,I____.A,amnotinvitedB.wasn’tinvitedC.didn’tinvite4.—Mum,canIgotothezoowithJack?—Whenyourhomework___,youcan.A.isdoneB.wasdoneC.doesD.did5.Thebook_________in1999.A.writesB.iswrittenC.wroteD.waswritten.6.Treesandflowers__everyyeartomakeourcountrymorebeautiful.A.isplantedB.wasplantedC.areplantedD.wereplanted.7.Theearthisourhome.It___well.A.mustbeprotectedB.shouldprotectC.needprotect8.Anaccident___onthisroadlastweek.A.hasbeenhappenedB.washappenedC.ishappenedD.happened.9.Cotten____inthesoutheastofChina.(棉花)A.isgrownB.aregrownC.growsD.grow.10.I______insummer.A.bornB.wasbornC.havebeenbornD.amborn.11.English____inCanada.A.speaksB.arespokenC.isspeakingD.isspoken12.ThisEnglishsong___bythegirlsafterclass.A.oftensingsB.oftensangC.isoftensangD.isoftensung13.Thiskindofcar___inJapan.A,makesB.madeC.ismakingD.ismade14.Newcomputers___allovertheworld.A.isusedB.areusingC.areusedD.haveused15.Ourroommust___clean.A.keepB.bekeptC.tobekeptD.tokeep16.Theflowers___often.A.mustbewaterB.mustbewateredC.mustwateredD.mustwater17.Thebridges___twoyearsago.A.isbuiltB.builtC.werebuiltD.wasbuilt18.Theboy___streetsbyhisfatherintheolddays.A.wasmadetocleanB.madecleanC.madetocleanD.wasmadeclean19.Hurryup,orthetickets___outbythetimewegetthere.A)willhavesoldB)willsellC)havesoldD)willhavebeensold20.Everythinghasbeen.A.changeB.changesC.changedD.changing