— Must I do it now?— No, you____.[ ]A. won"t B. needn"t C. can"t D.

题型：同步题难度：来源：

— Must I do it now?
— No, you____.[     ]
A. won"t
B. needn"t
C. can"t
D. don"t

答案

举一反三

He left two hours ago, so he____be there by now.[     ]
A. ought to
B. shall
C. might
D. need

题型：同步题难度：| 查看答案

They____ have arrived at lunchtime but their flight was delayed.[     ]
A. will
B. can
C. must
D. should

题型：同步题难度：| 查看答案

You____ buy a  gift, but you can if you want to.   [     ]
A. must
B. mustn"t
C. have to
D. don"t have to

题型：同步题难度：| 查看答案

— Must I take a bus?
— No, you _____ . You can walk there.    [     ]
A. must not
B. don"t
C. don"t have to
D. had better

题型：同步题难度：| 查看答案

"You _____ smoke in the bedroom,"   Rose said to her husband and pushed him  out of the room.   [     ]
A. needn"t
B. mustn"t
C. dare not
D. won"t

题型：同步题难度：| 查看答案