很多同学在学习英语时,不能准确的掌握情态动词及其功能。下面是由出国留学网编辑为大家整理的“情态动词是什么意思 有哪些情态动词”,仅供参考,欢迎大家阅读本文。
情态动词的定义
情态动词(Modal verbs)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。情态动词用在行为动词前,表示说话人对这一动作或状态的看法或主观设想。
有哪些情态动词
(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)
拓展阅读: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.