单项选择题

The time he has devoted in the past years ______ the disabled is now considered ______ of great value.

A. to help; being

B. to helping; to be
C. to help; to be

D. helping; being
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Is it true ______ the snow stops, it will be as hot as in the summer here
A. when
B. that when
C. whenever
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单项选择题
A. She needs a quiet place. B. She likes moving around.C. She wants a bigger house. D. She likes playing the violin.
A. She needs a quiet place.
B. She likes moving around.
C. She wants a bigger house.
D. She likes playing the violin.
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