We __________ booked. Look, this restaurant is almost empty.
#87437
A
mustn’t have
B
can’t have
C
should have
D
needn’t have
推荐题目
 Their answers are exactly the same — one of them ______ from the other.
#88171
A
must copy
B
must have copied
C
should copy
D
should have copied
Let’s clean the classroom, ________?
#89484
A
won’t you
B
shall we
C
do we
D
will not you