—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?
#62321
A
May
B
Must
C
Will
D
Shall
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Harry is feeling uncomfortable. He _____ too much at the party last night.
#62858
A
could drink
B
should drink
C
would have drunk
D
must have drunk
. (2010·江西名校模拟) —I’ve heard they went skiing in the mountains last winter. —It ______ true because there was so little snow there then.
#63673
A
may not be
B
won’t be
C
couldn’t be
D
mustn’t be
--- Look, Mr Green is on the other side of the street. --- It _____ be him.He has gone to London on business.
#76060
A
must
B
might not
C
can’t
D
mustn’t
－It’s Sunday today, so you get up so early.－Yes, I can have a good rest.
#74418
A
don’t need
B
don’t have
C
haven’t
D
needn’t