(2013·长沙二模)—The research on the new flu virus vaccine is challenging and demanding.Who do you think can do the job?—________ my students have a try?
#62416
A
May
B
Must
C
Will
D
Shall
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— May I smoke here?— No, you ________. Can’t you read the sign “NO SMOKING”?
#62643
A
mustn’t
B
won’t
C
needn’t
D
Don’t have to
—Must I finish the work today, mom ?—No, you ______.You can finish it tomorrow.
#74596
A
mustn’t
B
can’t
C
shouldn’t
D
needn’t
―Thank you very much for giving me a hand when I was in trouble.―Don’t mention it. I only did what anyone else _______ in my place.
#62930
A
must do
B
might do
C
would have done
D
can have done
You _________to the meeting yesterday. What was the reason for your absence?
#63309
A
had come
B
came
C
would have come
D
should have come