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do和does的区别和用法是什么

  英语中什么时候用do和does

  1、do和does可以用作实义动词,在一般现在时肯定句中,其中does用在第三人称单数,do用在其它人称中,如:

  He does his homework everyday.

  I do excercise every Fridday.

  2、do和does可以用作助动词,完成一般现在时的问句及回答和否定句中,其中does用在第三人称单数,do用在其它人称中,如:

  Do you love me?/No, I don't.

  Does he go to school everyday?/Yes, he does.

  What do you do on Satudays?(第一个do)

  What does he do every morning?

  I don't like snakes.

  He doesn't want to study English.

  3、do可以作为实义动词,代替所提问的.动作,用在特殊疑问句的各时态中,如:

  How do you do?(第二个do)

  What did you do last night?

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