The police still haven’t found her, but they’re doing all they _____.
#89561
A
may
B
can
C
must
D
will
推荐题目
--- He didn’t turn up last night, did he? --- Yes. But he _______. The meeting had been cancelled.
#88068
A
shouldn’t have come
B
needn’t have come
C
didn’t need to come
D
needn’t come
---Did Mr. Zhu come to help you yesterday? --- Yes, but I would rather _____. He caused me a lot of trouble.
#86701
A
not have
B
not
C
he didn't
D
he hadn't
---Do you know where David is? I couldn’t find him anywhere. ---Well. He ______ have gone far----his coat’s still here.
#87715
A
shouldn’t
B
mustn’t
C
can’t
D
wouldn’t
—This wall of air is an effective answer to the problem and it ____ work. —But it is a question to put such a wall of air around the statue.
#89204
A
may
B
must
C
should
D
could
——How do you find the cake? ——This cake is very sweet. You ______ a lot of sugar in it.
#87291
A
should put
B
could have put
C
might put
D
must have put