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线话语法讲堂:不定式的时态和语态

线话英语|2015-05-11 16:42:01

一、不定式的时态语态结构

  时态\语态    自动     被动

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  一般式      to do      to be done

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  进行式      to be doing   内容来自

  完成式      to have done   to have been done

 

 

  实现进行式    to have been doing 

二、不定时表示的意义  CopyRight .com

  1) 现在时:个别当初时表现的动词,有时与谓语动词表示的动作同时发生,有时产生在谓语动词的动作之后。

    He seems to know this. CopyRight .com

    I hope to see you again. = I hope that I'll see you again. 我希望再见到你。 CopyRight .com

  2) 完成时:表示的动作发生在谓语动词表示的动作之前。 CopyRight .com

   I'm sorry to have given you so much trouble. 内容来自

   He seems to have caught a cold. CopyRight .com

  3) 进行时: 表示动作正在进行,与谓语动词表示的动作同时发生。

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   He seems to be eating something.

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  4) 实现进行时:

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   She is known to have been wreaking on the problem for many years.

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