The Passive Voice

ThePassiveVoice,be+done,被动语态的基本结构:,有各种时态的变化,有不同规则的变化,Givethepastparticipleoftheseverbs:,1.watch-clean-work-,2.practice-close-live-,3.study-carry-try-,4.stop-plan-drop-,(一般情况在动词原形后加-ed),(以不发音e结尾的加-d),(以辅音加y结尾的，变y为i加-ed),(以重读闭音节结尾，末尾只有一个辅音字母，先双写该辅音字母，再加-ed),someirregularverbs:,am,is,are,been,have,has,had,do,done,write,written,go,gone,watched,cleaned,worked,practiced,closed,lived,studied,carried,tried,stopped,planned,dropped,Savetheearth,protectourenvironment,Itsveryimportantforustoprotecttheenvironment.Everydaywastewater_intorivers.Theair_.manytrees_down.Litter_away.Wildanimals_,arecut,is,thrown,arekilled,ispoured,ispolluted,pour,pollute,cut,throw,kill,一般现在时的被动语态:,am/is/are+done,Exercise:,1.Knives_(use)forcuttingthings.2.Theclassroomisverycleanandit_(clean)byuseveryday.3.Beijingisabeautifulcityandit_(visit)bymanypeopleeveryyear.,areused,iscleaned,isvisited,Thoughmomwasntathomelastnight,LilyandLucystillhadagooddinner.Thevegetables_byLucy.Thefood_byLily.Andaftersupper,thedishes_byLily.Thetable_byLucy.Thekitchen_bythemtwo.,werecut,wascooked,werewashed,waswiped,wascleaned,cut,cook,wash,wipe,clean,一般过去时的被动语态:,was/were+done,Exercise:,1.Anewmachine_(invent)lastmonth.2.They_(ask)aquestionbytheteacheryesterday.3.Manystudents_(send)toAmericatostudybyourschoollastyear.,wereasked,wasinvented,weresent,RulesfortheChemistryLab,RulesfortheChemistryLab1.Thelab_clean.(should,keep)2.Wastepaper_intothepaperbasket.(should,throw)3.Nothing_withoutpermission.(may,touch)4.Noeatinganddrinking_inthechemistrylab.(can,allow)5.Everything_aftertheexperiment.(must,putback),canbeallowed,shouldbethrown,maybetouched,mustbeputback,shouldbekept,带有情态动词的被动语态:,情态动词+be+done,Practice:,1.Englishmust_(learn)well.2.Thecomputercan_(repair)byus.3.Wildanimalsshould_(protect).,berepaired,belearned/learnt,beprotected,DeyangisadevelopingcityinSichuan.Somenewbuildings_(build)soon.Moreimportantmeetings_(hold).It_(visit)bymanypeople.It_(love)bymoreandmorepeople.Webelieveit_(know)bythepeopleallovertheworldinthefuture.,willbebuilt,willbeheld,willbevisited,willbeloved,willbeknown,1.Theletter_(post)tomorrow.2.Anewfilm_(show)nextweek.3.Shehasmovedtothenewbuilding.Heroldhouse_(sell)soon.,一般将来时的被动语态:,will+be+done,Practice:,willbeposted,willbeshown/showed,willbesold,Letmehaveatry!,1.Theemperorinventedteabyaccident.2.ManyChinesecanspeakEnglish.3.Theydontwashtheirclotheseveryday.4.Theboybrokethedooroftheclass.,Tea_bytheemperorbyaccident.,Englishcan_bymanyChinese.,Theirclothes_bythemeveryday.,Thedooroftheclass_bytheboy.,wasinvented,bespoken,arentwashed,wasbroken,句型转换-主动变被动,5.Wedidntsolvetheproblem.6.Theyareplantingatreeinfrontofhouse.7.Iwillbuyabeautifulnotebookforyounextweek.8.Sofarthisyear,thegovernmenthasbuiltmanynewhouses.,Theproblem_byus.,Abeautifulnotebook_foryounextweek.,Sofarthisyear,manynewhouses_bythegovernment.,wasntsolved,isbeingplanted,willbebought,小结：不同时态的变化都体现在be动词上，过去分词不变。含有情态动词的被动语态，情态动词后面的“be动词”用原形。,havebeenbuilt,Atree_bytheminfrontofthehouse.,practiceinpairs,1.Thebabycan_.A.tookcareofB.betakencareC.betakencareofD.tookcare.2.Theboywasmade_streetsyesterday.A.tocleanB.cleanC.cleanedD.tocleaning3.Mynewbike_mysisternextweek.A.willlendtoB.willbelentC.waslenttoD.willbelentto,Typicalexercises,4.Themagazine_me.A.isbelongedtoB.belongstoC.belongtoD.belong5.Thesofa_softA.isfeltB.wasfeelingC.feelsD.isbeingfelt6.Hisplan_goodA.hassoundedB.issoundingC.issoundedD.sounds,Fillintheblanks:Paper(invent)_inA.D.105byCaiLuninChina.Itisanimportantpartofoureverydaylives,butfewpeopleeverthinkabouthowit(make)_.Todaymostpapercomesfromtrees.However,withtheconcernfortheenvironment(考虑到环境),moreandmorepaper(produce)_fromrecycledpaperproducts.Sincepaperproductsareofdifferentqualities,theyfirst(sort分类)_beforethey(recycle)_.Thesortedmaterial(put)_i