单项选择题

Most of his time is spent ______ information on sports and games.

A. collecting
B. collected
C. to collect
D. for collecting
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单项选择题
There is something wrong with my TV set. I must have it ______.
A. repairing
B. mend
C. repaired
D. to be mended
单项选择题
The manager wanted the letter ______ right away.
A. to type
B. typing
C. typed
D. was typed
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