英语公开课优质课件推选——英语被动语态.ppt
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1、Passivevoice,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。,1.规则动词的过去分词:,1)一般情况在动词原形后加-ed,watch-watched,2)以不发音e结尾的加-d,practice-practiced,3)以辅音加y结尾的,去y变i加-ed,study-studied,4)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,stop-stopped,2.不规则动词的过去分词:,am,is,are,been,have,has,
2、had,do,done,write,written,go,gone,Hisbrotherwashesbowlseveryday.,主,谓,宾(受动者),Bowls,arewashed,by,hisbrother,everyday.,改为被动语态,TheyplayfootballonSunday.Lucydoesthehomeworkintheevening.Theyoftenusecomputersinclass.WemakethesemachinesinChina.PeoplespeakEnglishasthefirstlanguageinUK.,Footballisplayedbythem
3、onSunday.,ThehomeworkisdonebyLucyintheevening.,Computersareoftenusedbytheminclass.,ThesemachinesaremadebyusinChina.,EnglishisspokenasthefirstlanguageinUK.,你知道这些被动句的否定句和一般疑问句吗?,1.Theymakeshoesinthatfactory.主语+及物动词+宾语,Shoesaremade(bythem)inthatfactory.一般现在时:S(主语)+am/is/are+过去分词,变为被动语态,Helookedafterthe
4、littlebabyyesterday.,主,谓,宾(受动者),Thelittlebaby,waslookedafter,by,him,yesterday.,Theybuiltthetallbuildinglastyear.Hetookgoodcareofhislittlebrotheryesterday.Wecleanedourclassroomjustnow.Theyusedthisroomforresting.Theyplantedmanytreesyearsago.,Thetallbuildingwasbuiltbythemlastyear.,Hislittlebrotherwasta
5、kengoodcareofbyhimyesterday.,Ourclassroomwascleanedbyusjustnow.,Thisroomwasusedforrestingbythem.,Manytreeswereplantedbythemyearsago.,2.Theyboughttencomputerslastterm,Tencomputerswerebought(bythem)lastterm.一般过去时:S+was/were+过去分词,Tomwillcleantheroomtomorrow.,主,谓,宾(受动者),Theroom,willbecleaned,by,Tom,tomo
6、rrow.,Wewillhaveasportsmeetingnextweek.Childrenwilltakesomephotosontheplaygroundtomorrow.Theheadmasterwillgiveatalkthisafternoon.Thefarmerswillgrowdifferentkindsofvegetablesnextspring.UncleWangwillmendtheTVsettomorrow.,Asportsmeetingwillbehadbyusnextweek.,Somephotoswillbetakenbychildrenontheplaygrou
7、ndtomorrow.,Atalkwillbegivenbytheheadmasterthisafternoon.,Differentkindsofvegetableswillbegrownbythefarmersnextspring.,TheTVsetwillbemendedbyUncleWangtomorrow.,3.Theywillfinishtheworkintendays.,Theworkwillbefinished(bythem)intendays.一般将来时:S+will+be+过去分词,4AmycantakegoodcareofTina,Tinacanbetakengoodca
8、reofbyAmy.情态动词:S+can/may/must/should+be+过去分词,1.Hecantakecareofthebaby.2.Lucymaydrawthepictures.3.Youmustturnoffthelights.4.TheyshouldlearnEnglishwell.5.Jimcoulddoityesterday.,Thebabycanbetakencareofbyhim.,ThepicturemaybedrawnbyLucy.,Thelightsmustbeturnedoffbyyou.,Englishshouldbelearnedwellbythem.,It
9、couldbedonebyJimyesterday.,1.Peopleuseknivesforcuttingthings.Knives_forcuttingthings.2.Thestudentscleanthewindowsoftheirclassroomtwiceamonth.Thewindowsoftheirclassroom_twiceamonth.,EXERCISES,areused,are,cleaned,(变被动语态),3.Ifoundtheticketonthefloor._onthefloor.4.Itoldhertoreturnthebookintime.She_toret
10、urnthebookintime.,Theticketwasfound,wastold,5.Hisdoctormadehimhaveonlytwomealsaday.He_onlytwomealsaday.6.Nowpeoplecanusecomputerstohelpthem.Nowcomputers_tohelpthem.,wasmadetohave,canbe,used,7.Didyouplantmanytreesatthistimelastyear?_atthistimelasttime?8.Mustwefinishourworktoday?_ourwork_today?,Werema
11、nytreesplanted,Mustbefinished,9.Theforeignfriendsgaveussomewonderfulstamps.1)_somewonderfulstamps.2)Somewonderfulstamps_.,weweregiven,were,giventous,10.TheteacheraskedTomtoturnonthecomputer.Tom_toturnonthecomputer.11.Inthisfactorywomendomostofthework.Mostofthework_bywomeninthisfactory.,wasasked,isdo
12、ne,12.Hecanmendthebikeintwodays.Thebike_intwodays.13.Youmusttakethismedicinethreetimesaday.Thismedicine_threetimesaday.,canbemended,mustbe,taken,14.ThestudentsinthisschoolstudyGerman.German_bythestudentsinthisschool.15.Dotheyoftentalkaboutthisquestion?_thisquestionoften_about_?,isstudied,Is,talked,b
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