主动语态和被动语态

一、主动和被动相互换，主要看动词V，由动词确定时态（包括：一般现在时，一般过去时）

1．   主动变被动

⑴ V： （一般现在时）被动语态：be + V过去分词

    ① My sisters play the piano every day.→

The piano is played by my sister.

She hits the dog.→

The dog is hit by her.

②Tom watches TV sometimes.→

  TV is watched by Tom sometimes.

⑵ V：（一般过去时）

   Jenny looked at the book.→

   The book was looked at by Jenny.

2．   被动变主动，

有be(am, is, are, was, were) 的，按照be 提示，对应不同的时态。

⑴ be 为一般现在时（am, is, are）

①The money is laughed by people. →

People laugh the money.

②I am seen by Lucy. →

  Lucy sees me.

③These rulers are bought by the students. →

  The students buy these rulers.

④The tree was broken by her. →

  She breaks the tree.

⑤Those chairs were taken to the room by me. →

  I took those chairs to the room.

二、按要求改变下列各题。

1.        I look at the tree.                                                    

2.        The room is cleaned by Tom.                                          

3.        She gave me a new dress.                                             

4.        My father is spoken highly of me.                                      

5.        The door was opened by Mary.                                         

6.        Jim saw a lovely cat.                                                 

7.        He watches TV every day.                                             

8.        Your coat is washed by me.                                            

9.        Her meat is eaten by the cat.                                           

10.     He brings the gift to me.                                              

11.     I think the train is opened by Mr. Chen.