【wiki】英语语法_入门_崔荣容
情态动词否定疑问
情态动词否定疑问
(1)情态动词的否定
情态动词 + not + 动词原形
1.He can’t sing an English song.
2.He may not know her.
3.He mustn’t go there.
4.He doesn’t have to go there.
(2)使用情态动词进行提问
情态动词 + 主语 + 动词原形
1.-Can he sing an English song?
-Yes, he can. / No, he can’t.
2.-Must he go there?
-Yes, he must. / No, he needn’t.
3.-Does he have to go there?
-Yes, he does. / No, he doesn’t
练习
1.-(Can) I stay here?
-Yes, please.
2.-(Must) she go back now?
-No, she needn’t.
3.-(Does) he have to get up at 9:00?
-Yes, he does.