—I dreamed of some animals running on the moon. —It be. There is no air or

题型：不详难度：来源：

—I dreamed of some animals running on the moon.
—It be. There is no air or water on the moon，you know.

A．can"t

B．may not

C．shouldn"t

D．mustn’t

答案

解析

略

举一反三

The boy student is poor in health now; his parents wish that his health _____when he grows up

A．can improve	B．could improve
C．can be improved	D．could be improving

题型：不详难度：| 查看答案

“I know she was in because I heard her radio, but she didn’t open the door.” “She___the bell.”

A．may not be hearing	B．may not have heard
C．must not have heard	D．must not be hearing

题型：不详难度：| 查看答案

Don"t scold him; even an experienced engineer _____ make such a mistake after all.

A．must

B．can

C．should

D．dare

题型：不详难度：| 查看答案

Life ____ be much happier if we ____ only be born at the age of 80 and gradually approach 18.

A．will, can

B．will, could

C．would, can

D．would, could

题型：不详难度：| 查看答案

---Must I go to work with you?
--- No, you_____. Linda ______ go with me.

A．mustn’t ; can

B．can’t ; has to

C．daren’t ; should

D．needn’t ; may

题型：不详难度：| 查看答案