镇赉蒙古族中学李丹.PPT

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1、镇赉县蒙古族中学 李丹,中考语法精讲被动语态,英语动词有两种语态: 主动语态 (the Active Voice) 被动语态 (the Passive Voice),A. 主动语态表示主语是动作的执行者。,B. 被动语态表示主语是动作的承受者。,We planted the tree.,The tree was planted by us.,注:后面能接宾语的动词才有被动语态,(一)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。,be + 过去分词,(二)被动语态的基本结构:,有各种时态的变化,(三)主动语态变被动语态:

2、(1)把原来的宾语提到前面作被动语态的主语;(2)把谓语动词变成被动结构(be过去分词) (根据被动语态句子里的主语的人称和数,以及原来主动语态句子中动词的时态来决定be的形式)。 (3)把主动语态中的主语放在介词by之后作宾语,将主格改为宾格。如: They make the bikes in the factory. The bikes,in the factory.,are made,them,by,1.一般现在时am/is/are +done,1. Now English _ by more and more people all over the word. A. speaks B.

3、 is spoken C. was spoken,2.一般过去时was/were+done,2. The lost boy _ at the street corner last night. A. was found B. is found C. was looked for,3.一般将来时 shall/will /be going to+ be done,3. More man-made satellites _ in the future. A. will send up B. will be sent up C. are sent up,4.现在完成时has /have +been d

4、one,4. Three bridges _ since last year. A. have built B. were built C. have been built,5.含有情态动词的被动语态,can/may/must/should +be done,5. Flowers _ every day. A. has been watered B. should be watered C. should water,(四)被动语态的特殊情况:,1.在主动语态中,make, let, hear, see, watch, notice等词,其后跟省略to的动词不定式(动词原形),在变为被动语态时

5、,必须还原动词不定式符号to.如: We heard him sing this song in the room. He was heard to sing this song in the room.,2. (表示主语的自然属性特征) + 副词 (well/ badly/easily/smoothly),常见动词:,read, write, sell, wash, clean, wear, lock, open, cook, shut, dry, eat, drink, ,The books _ well A. were sold B. sell C. have sold D. are being sold,The End!,Thank you !,

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