情态动词有哪些英语单词

  情态动词本身有一定的词义,表示语气的单词。但是不能独立作谓语,只能和动词原形一起构成谓语。那么情态动词有哪些呢?下面是华中教育网整理的详细内容,一起来看看吧!

  

  

情态动词有哪些英语单词

 

  (1)只作情态动词:may,might,must...

  (2)可作情态动词又可做实义动词:need,dare,can...

  (3)具有情态动词特征:have(had,has)to,used to,ought to

  (4)可做情态动词又可作助动词:shall(should),will(would)

  

情态动词的功能

 

  1)构成否定式:

  He didn't go and neither did she.他没去,她也没去。

  The meeting might not start until 5 o'clock.会议可能直到五点才开始。

  2)构成疑问式或附加疑问式:

  Must you leave right now?你一定要马上离开吗?

  You have been learning French for 5 years,haven't you?你已经学了五年法语,不是吗?

  3)构成修辞倒装:

  Nowhere can he obtain any information about his sister.他无处得到他姐姐的任何消息。

  Hardly had he arrived when she started complaining.他刚到,她就开始抱怨起来。

  4)代替限定动词词组:

  A: Who can solve this crossword puzzle?

  B: Tom can.

  A: Shall I write to him?

  B: Yes,do.

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