题目内容

观察下列句子中的画线部分,归纳出各种时态的被动语态的构成。

1.Rice is grown in the south of China.

___________________________

2.The computer is being used now.

___________________________

3.The work has been finished.

___________________________

4.The thief was caught yesterday.

___________________________

5.The girl was being operated on in the hospital.

___________________________

答案:
解析:

  1.一般现在时被动语态:am/is/are+过去分词

  2.现在进行时被动语态:am/is/are+being+过去分词

  3.现在完成时被动语态:have/has been+过去分词

  4.一般过去时被动语态:was/were+过去分词

  5.过去进行时被动语态:was/were+being+过去分词


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