--Must I finish the term paper before Friday？A．No, you mustn'tB．Yes, you mayC．No, you don'

A.Yes, you must

B.No, you mustn't.

C.No, you don't have to

A.Must, can’t

B.Must, needn’t

C.May, needn’t

D.Can, mustn’t

A.may not

B.mustn’t

C.can’t

D.needn’t

A.mustn’t

B.needn’t

C.can’t

A. mustn’ t…must

B. needn’ t…must

C. can’ t…can

D. can’ t…must

— Mom, must I finish my homework now？

— No, you ______. You may have supper first.

A、needn't

B、can't

C、mustn't

A.don’t have to

B.mustn’t

C.can’t

D.may not

A. in

B. at

C. within

D. /

A.mustn’t

B.needn’t

C.can’t

D.*