—There aren’t any toys in our suitcase.Where have you put them?—Oh, no.That old lady sitting next to us ______ have taken ours by mistake.
#63631
A
must
B
could
C
should
D
would
推荐题目
—Mum, must I wash the dishes right now?—No, you ____.
#75363
A
shouldn’t
B
wouldn’t
C
mustn’t
D
needn’t
My sister met him at the Grand Theater yesterday afternoon, so he _______ your lecture.
#63463
A
couldn’t have attended
B
needn’t have attended
C
mustn’t have attended
D
shouldn’t have attended