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,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,动词不定式及其,-,主动表被动用法,1,Grammar,一 动词不定式,动词不定式由,“,to,+,动词原形,”,构成,可以在句中作主语、宾语、表语、定语、状语、补足语等,但,不能作谓语,。,2,动词不定式,To do that sort of thing,is foolish,。,I want,to see you this evening.,All you have to do is,to finish it quickly.,We found a house,to live in,.,She came here,to study English,.,I warned the patient not,to eat cold water,after the operation.,主语,宾语,表语,定语,状语,宾补,3,一般式:,to be done,完成式:,to have been done,。,只有及物动词和相当于及物动词的短语才有不定式的被动式。,e.g.He asked,to be sent,to work in that factory.,They,had been warned,many times before they,carried out,the plan.,动词不定式,被动式,(,发生在谓语动词之后或同时发生,),(,发生在谓语动词之前,),4,主动表被动,5,谓语动词,主动表被动,主动表被动,非谓语动词,主动表被动,6,1.,有些不及物动词或短语,如,exist,appear,happen,occur,come true,take place,break out,run out,等常以主动形式表被动意义。,我的钱用完了。,(run out),我实现了梦想。(,come true,),My money has run out.,My dream has come true.,一、谓语动词主动表被动的四种情形,7,2.,感官动词,(,feel,look,seem,taste,sound),和一些连系动词,(,如,remain,keep,stay,prove,等),常以主动形式表示被动意义。,The water _(feel)cool when I jumped into the pool.,The ice-cream _(taste)delicious.,felt,tastes,8,3.,当,read,write,draw,wash,clean,burn,cook,cut,wear,sell,等词与well,easily,quickly 等副词连用时,常用主动表被动,。,9,The cloth,washes,well.The poem,reads,smoothly.The book,sells,well.This cheese doesnt,cut,easily.Its too soft.,This shirt will,wear,very long.The floor doesnt,clean,easily.This kind of rice,cooks,more quickly than that kind.,10,Questions:,1.,When did the accident,_,_,_,?,交通事故是什么时候发生的?,2.,When did the war,_,?,战争是何时爆发的?,3.,Ice-cream always,_,well in summer.,冰淇淋在夏天总是很好卖。,happen,break out,sells,11,4.,The music _ beautiful.,音乐优美动听。,5.,As time went on,Einsteins theory _ to be correct.,随着时间的推移,爱因斯坦的理论被证明是正确的。,6.,Good medicine _bitter!,sounds,proved,tastes,12,二,、非谓语动词主动表被动的情况:,1.,不定式,to blame,to let,/rent,to hire,to seek,用做表语时,通常用主动表被动。,Who,is to blame,?,The house,is to let,.,(,该怪谁呢?,),(此屋出租,。,),13,2.,在“,主语+,be+形容词+to do,”结构中的不定式通常,The question,is difficult to answer,.,Do you think the water,is safe to drink,?,His writing,is impossible to read,.,The strawberries,are nice to eat,.,The man,is hard to please,.,The room,is expensive to live in,.,14,有时形容词后跟有名词,在名词后用作定语的不定式用主动形式表示被动意义:,Its a difficult book,to read,.,那是一本难读的书。,It is a pleasant thing,to remember,.,这是一件值得记住的愉快的事。,15,3,在,there be,结构中,例如:,There is a lot of homework _,(,do,),There is nothing _,(,worry about,),to do,to worry about,16,4.,在“,tooto;enough to”,结构中主动表被动。,tooto,也可用被动,如:,The problem is too difficult _(work out),The house is big enough _(live in).,to work out,to live in,17,5.,不定式用于某些动词的,(have,have got,get,want,need),宾语后做,后置定语时,主动表被动,:,e.g.,I have some letters,to write,.I want something,to drink,.,不定式与所修饰的名词为被动的动宾关系,与句子的主语为主动的主谓关系时,不定式用主动表被动。,18,但是注意:,I have something,to type,.,(我自己打)I have something,to be typed,.,(请别人打),所以:当不定式的逻辑主语和句子的主语一致时就用主动表被动,若不一致,则需用被动表被动。,I have a letter,to post,.(自己寄)I have a letter,to be posted,.(请别人寄),19,6.,be worth,/,need/want/require,/deserve/bear,+doing,主动表被动,In all,the book is worth,reading,.,=is worthy to be read.,Such a man as Mr,Smith is not worth,helping,.,Such a man as Mr,Smith is not worthy to be helped,20,The plants,need,watering,every day,.,=need,to be watered,.,The wall,wants repairing,=,to be repaired.,He is ill.He,deserves sending to hospital,.,=to be sent to hospital.,21,7.,不定式与疑问词连用,e.g.,Which,movie,to watch,has not been decided yet.,I dont know,what to do,next.,8.,在“,with+,宾语,+to do”,结构中。,例如:,With nothing _(do),,,he lay in bed,With so many exercises _(finish),,,I cant go to the cinema,to do,to finish,22,1.这些孩子需要细心照料。,2.他不知道接下来要怎么表达自己。,3.这个问题很好解决。,Excercise!,These children need looking after carefully.,He didnt know how to express himself.,This problem is very easy to work out.,23,4.,Im going to Beijing next week.Do you have anything,_,to your parents?,5.,I have a meeting to,_,today.,(今天我有一个会议要参加。),6.,Ill go to the post office.Do you have a letter,_,?,7.There is nothing _,(,worry about,),.,8.The pen _(write)smoothly.,9.He asked _(send)to the place where he was most needed.,to be taken,to be posted,attend,to worry about,writes,to be sent,24,Victory!,
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