—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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—Sorry, the tickets have already been sold out.—Really? Maybe I _______ a little earlier.
#86439
A
should come
B
should have come
C
could have come
D
must have come
If I _________ ten years younger, I _________very happy.
#87082
A
were; would be
B
am; shall be
C
were; shall be
D
am; would be
The new CEO asked that all inter-office communications ______ in writing rather than in person, ______ possible.
#87220
A
have been made; whoever
B
would be made; whichever
C
be made; whenever
D
were made; whatever
— The woman biologist stayed in Africa studying wild animals for 13 years before she returned. — Oh, dear ! She ______ a lot of difficulties !
#90563
A
may go through
B
might go through
C
ought to have gone through
D
must have gone through