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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单项选择题
Is it true______the snow stops, it will be as hot as in the summer here
A．when
B．that when
C．whenever
D．that -
单项选择题
—I wonder why Mr. Brown hasn’ t showed up at the meeting yet.—I’ m not sure, but he______in a traffic jam driving here.
A．could be stuck
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问答题
【B3】
