If you __ go, at least wait until the storm is over．A．canB．mayC．mustD．will

题型：不详难度：来源：

If you __ go, at least wait until the storm is over．

A．can

B．may

C．must

D．will

答案

解析

略

举一反三

I ________ asleep because it took me a long time to realize that the telephone was ringing.　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　

A．could fall

B．need have fallen

C．must have fallen 　

D．may fall

题型：不详难度：| 查看答案

—I failed again. I wish I _________ harder.
—But you _________.

A．had worked; hadn’t	B．worked; don’t
C．had worked; didn’t	D．worked; didn’t

题型：不详难度：| 查看答案

It is written clearly in the requirements that all passengers ______ check onto board 30 minutes before the plane takes off.

A．may

B．can

C．will

D．shall

题型：不详难度：| 查看答案

Paul____be in the school now, for I saw him looking after his father
In the hospital just now
A can not B must not C need not D may not

题型：不详难度：| 查看答案

According to the school rules, no student _____go out of the school after eleven o’clock at night without the teacher’s permission.

A．will

B．must

C．may

D．shall

题型：不详难度：| 查看答案