单项选择题

People in the houser arc in danger now. We should do what we can______them.

A．to helping
B．to help
C．help
D．helping
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单项选择题
I will go home for a holiday as soon as I______my exam.
A．am finished
B．had finished
C．finished
D．finish
单项选择题
He______to invest (投资) 10 million dollars to have new classroom buildings built for the children in the mountain area.
A．insisted
B．offered
C．looked forward
D．suggested
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