被动语态讲解ppt课件.ppt

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1、被动语态（ThePassiveVoice)一、运用被动语态的情景(Situations)二、被动语态的结构与时态(StructureandTense)三、被动语态举例(Examples)四、主动变被动的方法(Method)（单宾、双宾、复合宾语、宾语从句）五、没有被动语态的动词和词组(VerbsandPhrases)六、Exercises一、运用被动语态的情景1.讲话者不知道动作的执行者或不必说出动作的执行者(这时可省by短语)。Mybikewasstolenlastnight.2.借助被动的动作突出动

2、作的承受者。IwasgiventenminutestodecidewhetherIshouldaccepttheoffer.3.为了更好地安排句子。Thewell-knownpersongotonthebusandwasimmediatelyrecognizedbypeople.（一个主语就够了）二、被动语态的结构与时态时态助动词be过去分词1、一般现在时am/is/areplayed2、一般过去时was/wereplayed3、现在进行时am/is/arebeingplayed4、过去进行时was/w

3、erebeingplayed5、现在完成时have/hasbeenplayed6、过去完成时had/beenplayed7、一般将来时will/shallbeam/is/aregoingtobeplayed8、过去将来时would/shouldbewas/weregoingtobeplayed9、情态动词情态动词+beplayed三、被动语态举例①TheGreatWallwasbuiltmorethan2000yearsold.②AnewbridgeisbeingbuiltacrosstheChangj

4、iangRiver.③Theprojectwill(isgoingto)befinishednextmonth.④Manytreeshavebeenplantedaroundthelake.⑤Oldpeopleshouldbetakencareof/lookedafter.⑥Bookscan’tbetakenoutofthelibrary四、主动变被动的方法宾变主，谓变被，by短语动后随；若有宾语连着谓，by短语往后退。主动语态的宾语分：1、单宾2、双宾3、复合宾语4、宾语从句.1、单宾：①Shedoe

5、sherhomeworkatschool.Herhomework isdone(byher)atschool.(by短语常省略)②WheredopeoplegrowcottoninChina?WhereiscottongrowninChina?﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋2、双宾带有双宾语的主动句，变被动句时，一般把“人”提前。若将“物”提前则要在“人”的前面加to或for.（“make,draw,sing,choose,buy,keep”用for,其他动词用to）.2、双宾（

6、举例）---Abookwasgiventohim(byme)yesterday.①Igavehimabookyesterday.---Hewasgivenabook(byme)yesterday.②MrChengteachesusmaththisterm.Wemaththisterm.③Mysisterboughtmeajacketlastweek.Ajacketmelastweek﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋﹋aretaughtwasboughtfor○﹋▲3、带to不定式作宾语补足语

7、的复合宾语A:类似ask/tell/allow/encourage/promise…sb.todosth.结构：①Peopleshouldallowteenagerstochoosetheirownclothes.Teenagerstochoosetheirownclothes.②Theyencourageustoplantmoretrees.Wetoplantmoretrees.shouldbeallowedareencouraged3、不带to不定式作宾语补足语的复合宾语B:特别提示：主动语态中的“

8、十大怪词”（一感、二听、三使，四看）后面省略to的不定式，在改为被动语态时，一定要补上to.(记忆口诀：“使感动词”真奇怪，to在句中像妖怪，主动语态to走开，被动语态to回来。”)①Iheardhimsinginthenextroom.---Hesinginthenextroom.②Theymadeusdoallkindsofwork.---Wedoallkindsofwork.③Isawherenterthelibrary.---She