—Dad,mustIpractise thepianotoday?—No,you        _.You may doit tomorrow.
#76321
A
needn’t
B
mustn’t
C
shouldn’t
D
can’t
推荐题目
My sister met him at the Grand Theater yesterday afternoon, so he ________ your lecture.
#63289
A
couldn’t have attended
B
needn’t have attended
C
mustn’t have attended
D
shouldn’t have attended
_Could I go to the movie this Sunday, Dad?Yes, you_____. But you ______ come back before nine.
#75448
A
should, can
B
must ,have to
C
can , have to
D
need, must