一、用适当的动词和情态动词填空
1．Must I wait till he comes back ? No, you ________ .
2．You ________ not make so much noise in the hospital.
3．Can you ride a bike ? No, I ________.
4．Do you speak English ? Yes, I ________ .
5．________ I go home now ? No, you stay here.
6．________ you like to help me ?
7．My mother is ill. I ________ stay at home and look after her.
8．________ I use your car ? Yes, you ________
9．________ we begin our class now ?
二、词形转换
1．You must wash the dishes. =You____ ____ wash the dishes.
2．She can cook well. =She ____ ____ ____ cook well.
3．Wash your face at once. =You ________wash your face at once.
4．They couldn't find any secrets（秘密）.
=They ____ not ____ to find any secrets.
5．You should be here on time. =You ____ ____ be here on time.
三、选择填空
1．You ________ return the book now. You can keep it till next week.
A． can't B．mustn't C．needn't D．may not
2．Can I leave this door open at night ? No, you ________ .
A．should better not B．would better not
C．had better not
3．Hurry up. He ________ for us at the station.
A． must wait B．must be waiting
C．should wait D．should be waiting
4．The food must be good. No, it be ________ good.
A．must not B．needn't
C．wouldn't D．cannot
5．Your shirt is rather dirty. ________ I wash it for you ?
A．Do B．Will C．Have D．Shall
参考答案
一、
1．needn't
2．must
3．can't
4．do
5．Need, must
6．Would
7．have to
8．May / Can; may /can
9．Shall
二、
1．have to
2．is able to
3．must
4．was, able
5．ought to
三、
1．C 2．C 3．B 4．D 5．D
