Unit 8 A green world课件4.ppt

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1、被动语态2被动语态基本用法当句子的主语是动作的执行者时，谓语的形式是主动语态。当句子的主语是动作的承受者时，谓语要用被动语态。被动语态由助动词be+过去分词构成，时态通过be表现出来。RevisionTheTV_______(turn)on.WearereadytowatchTV.Akeyboard________(use)fortypinginformationintothecomputer.ThetriptotheWorldPark_____________(organize)byMrWu.Theskirtswithgreenandwhiteflowers_________

2、(design)bymysister.Thelittlecat_________(take)totheanimalcenter.Manyreserves_________(built)inChinalastyear.isturnedisusedwasorganizedisdesignedwastakenwerebuiltEnglish_______(teach)inschoolsallovertheChina.I’mafraidthetrousersofyoursize_________(sell)out.Thefire___________(put)outbythefirem

3、en.Mynewsweater__________(make)ofwool.Myhomework__________(check)twohoursago.Thousandofnewbooks____________(print)everyyearinourcountry.istaughtaresoldwasputismadewascheckedareprintedTomwillcleantheroomtomorrow.主谓宾(受动者)TheroomwillbecleanedbyTomtomorrow.Hisbrotherwashesbowlseveryday.主谓宾(受动者)B

4、owlsarewashedbyhisbrothereveryday.AfairygaveprincessLauraamagicwand.主谓宾1(受动者)宾2PrincessLaurawasgivenamagicwandbyafairyAmagicwandwasgiventoPrincessLaurabyafairy1.Peopleuseknivesforcuttingthings.Knives____________forcuttingthings______________.2.Thestudentscleanthewindowsoftheirclassroomtwicea

5、month.Thewindowsoftheirclassroom_____________twiceamonth__________________.EXERCISESareusedarecleaned(变被动语态）bypeoplebythestudents3.Ifoundtheticketonthefloor.________________________onthefloor___________.4.Itoldhertoreturnthebookintime.She_____________toreturnthebookintime___________.Theticke

6、twasfoundwastoldbymebyme5.Hisdoctormadehimhaveonlytwomealsaday.He___________________________onlytwomealsaday_____________.6.Nowpeoplecanusecomputerstohelpthem.Nowcomputers___________________tohelpthem___________.wasmadetohavecanbeusedbyhisdoctorbypeople7.Didyouplantmanytreesatthistimelastyea

7、r?___________________________atthistimelastyear_________?8.Mustwefinishourworktoday?_______ourwork_____________today___________?WeremanytreesplantedMustbefinishedbyyoubyus9.Theforeignfriendsgaveussomewonderfulstamps.1)____________________somewonder