70、"Must I finish my homework now?" "No, you ."
A.mustn't B.can't C.needn't D.may not
69、This science book good care of.
A.must be take B.must take
C.must be taken D.must to be taken
68、Excuse me I ask you a question?
A.will B.do C.may D.would
67、I've looked for my pen everywhere, but I find it.
A.couldn't B.can't C.mustn't D.didn't
66、" I speak to Ann?" "Speaking."
A.Must B.May C.Need D.Shall
65、Don't be late. You be there on time.
A.must B.can C.may D.needn't
64、Please be quiet. You talk loudly in the library.
A.needn't B.mustn't C.need D.must
63、He is strong enougn the box.
A.carry B.to carry C.carrying D.carries
62、It was eleven o'clock, she stopped the child from TV.
A.watch B.watching C.to watch D.watched
61、The teacher asked me the question in English.
A.answer B.to answer C.answered D.answering