新概念英语第二册语法大全:被动语态

2015-03-06 12:33:03来源:网络

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  1.何时运用被动语态:

  (1)强调动作的接受者:America was discovered by Columbus.

  (2)不知谁是动作的执行者:You are wanted on the phone.

  (3)作客观说明:It is said that the meeting has been put off.(经典句型)

  2.主动变被动的基本方法:(说起来容易,掌握起来需要用心!)

  (1)主动语态中的宾语变为被动语态的主语。

  (2)谓语动词变为由“be + 过去分词”的形式,配合时态作相应变化。

  (3)主动语态主语置于介词 by之后,如无必需,则省略。

  (4)不及物动词没有被动语态。

  现 在 do (does) →am / is / are + done

  We keep the piano in the living-room.

  →The piano is kept in the living-room.

  过 去 did→was / were + done

  They built the bridge in 1980.

  →The bridge was built in 1980.

  将 来 shall shall

  will do → will + be + done

  He will read the book tomorrow.

  →The book will be read tomorrow.

  现在完成 have have

  has done → has + been + done

  We have delivered the newspaper.

  →The newspapers have been delivered (by us).

  过去完成 had done → had been done

  She had seen the film before she came here.

  →The film had been seen before she came here.

  将来完成 shall shall

  will have done → will have + been + done

  By the end of this term we shall have finished 80 texts.

  →By the end of this term 80 texts will have been finished.

  现在进行 am am

  is doing → is + being + done

  are are

  They are drawing the picture.

  →The picture is being drawn by them.

  过去进行 was doing → was + being + done

  were were

  He was reviewing their lessons at this moment yesterday.

  →Their lessons were being reviewed at this moment yesterday.

  情态动词 may may

  can can

  must must

  should do → should + be + done

  ought to ought to

  used to used to

  You must write an article on the subject.

  →An article must be written on the subject.


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