---Sorry, Professor Smith. I didn't finish the assignment yesterday.---Oh, you      have done it as yesterday was the deadline.
#87069
A
must
B
mustn't
C
should
D
shouldn't
推荐题目
______ today, he would get there by Friday.
#86436
A
Were he to leave
B
If he had left
C
Did he to leave
D
Had he left
Had the boy worked harder, he ______ the exam.
#86940
A
must have got through
B
could get through
C
ought to get through
D
would have got through
I can’t accept the order he gave yesterday that I _____in my own study!
#87684
A
couldn’t be
B
not be
C
mustn’t be
D
wasn’t