The manager is considering ______ another secretary.
A. to hire
B. hiring
C. to take on
D. to employ
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______ how to pronounce the word, he stoppeda dictionary.
A. Not knowing; consult
B. knowing not; look it up in
C. Not to know; to turn to
D. Not knowing; to look it up in
He began to try every material ______ the best way to work it out.
A. known to find
B. knowing to find
C. knowing finding
D. known finding
______is forbidden here. Who allowed ______ here.
A. Smoke; you to smoke
B. To smoke; you smoke
C. smoking; your smoking
D. Smoking; you to smoke
It‘s no use ________ me believe you.
A. trying making
B. trying to make
C. trying to force
D. to try to make
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