-Must we leave now?
-No, we ________. We still have two more hours.
A. can’t B. mustn’t C. needn’t D. shouldn’t
—Bob,shall we go and meet our new classmate?
—Sorry.I'm busy now.But you_________ ask David to go with you.He is free.
A. need B. may C. would D. must
–Mr. Wang, can I finish my homework tomorrow? --Sorry, you ________.
A. can’t B. don’t C. needn’t D. won’t
A: Can I wear any clothes I like to school?
B: No, you can’t. You wear a uniform(校服).
A. might B. will C. must D. would
According to the new traffic laws, people ______ drive after drinking wine or beer.
A.wouldn’t B. couldn’t C. needn’t D. mustn’t
—________ I watch TV now,Mom?
—No.It’s too late ,and you ______ go to bed.
A. May;have to B. Will;should C. Can;will D. Must;need