---Sorry, Professor Smith. I didn’t finish the assignment yesterday.---Oh, you___________ have done it as yesterday was the deadline.
#88212
A
must
B
mustn’t
C
should
D
shouldn’t
推荐题目
Seeing the enemy, Gary was behaving as though nothing .
#87059
A
happened
B
had happened
C
would happen
D
was happening
. -- You see, our plan has been totally ruined! -- Dear me, I _______ his advice.
#88081
A
would rather have taken
B
would rather not take
C
must have taken
D
can’t have taken
Aunt Mary is crazy about shopping. She must be snapping up the bargains in the department store during such a sale, ______?
#87778
A
mustn’t she?
B
isn’t she
C
needn’t she
D
doesn’t she
You ________ pay too much attention to your reading skill, as it is so important.
#86583
A
can't
B
shouldn't
C
mustn't
D
needn't
Mr. Brown, a good friend of mine, __________ us but that he was short of money at the time.
#89710
A
would help
B
would have helped
C
had helped
D
helped