—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?
#89494
A
Shall
B
Will
C
Could
D
Should
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It would be impossible for him to leave hospital tomorrow if he     first aid when the accident happened.
#86821
A
hadn’t been given
B
wasn’t be given
C
shouldn’t be given
D
wouldn’t be given
The teacher suggested the dictionary ___________ at once.
#87754
A
be referred to be bought
B
be referred to being bought
C
referred to be bought
D
referred to being bought
You_____make such mistakes again.
#88888
A
should never
B
should not always
C
would always not
D
would not forever
Look at the trouble I’m in! if only I ____your advice.
#90579
A
followed
B
. would follow
C
had followed
D
should follow