I want to open the door, but it _____ open.
#62889
A
couldn’t
B
won’t
C
wouldn’t
D
mustn’t
推荐题目
Teenagers _______ allowed to drive in the street.
#74366
A
should not be
B
should be not
C
not should be
D
shouldn’t
My sister met him at the street yesterday afternoon, so he __________ your lecture.
#63077
A
shouldn’t have attended
B
couldn’t have attended
C
mustn’t have attended
D
needn’t have attended