--- The research on the new bird flu virus vaccine is challenging and demanding. Who do you think can do the job?---____ my students have a try?
#62974
A
Shall
B
Must
C
Will
D
May
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—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.
#63418
A
must do
B
might do
C
would have done
D
can have done
A girl calling herself Mary is waiting outside; _____ she come in now?
#62929
A
Need
B
Must
C
Will
D
Shall
It isn’t going to rain, so you take an umbrella with you.
#75747
A
mustn’t
B
shouldn’t
C
needn’t
D
can’t
—Who is speaking there? —It be Uncle Li. He has gone to Shanghai.
#75268
A
must
B
can’t
C
might
D
should