_____, I got better and returned to work.
| A．Accidently | B．Normally | C．Eventually | D．Particularly |
.(辽宁卷26). Doctors say that exercise is important for health, but it _______ be regular exercise.
| A．can | B．will | C．must | D．may |
. I_______ have watched that movie —it’ll give me horrible dreams.
| A．shouldn’t | B．needn’t | C．couldn’t | D．mustn’t |
(陕西卷23). ----May I take this book out of the reading room?
----No, you . You read it in here.
| A．mightn`t | B．won’t | C．need’t | D．mustn`t |
.(四川卷3). —I take the book out?
—I'm afraid not.
| A．Will | B．May | C．Must |
D．Need |
（天津卷9）. Mark _______ have hurried. After driving at top speed, he arrived half an hour early.
| A．needn’t | B．wouldn’t | C．mustn’t | D．couldn’t |