We will make every effort _______ the problem.
A. solve
B. to solve
C. solving
D. solved
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He learned a lot _______ the two-month training.
A. for
B. at
C. on
D. through
____________ you please do me a favour?
A. Would
B. Shall
C. Must
D. Can
They keep ____________ (send) me emails.
A. send
B. sending
C. sent
D. be sent
The movie was so ____________ that the audience were moved to tears.
A. touch
B. touching
C. touched
D. be touched