单项选择题

（）the population is too large, the government has to take measures to control the birth rate.

A．Although
B．Since
C．If
D．Until

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单项选择题
The police asked the villagers if it was the place （）they found the lost child.

A．which
B．what
C．that
D．where
单项选择题
He found it difficult to （）the fact that the ship was lost in a heavy storm.

A．receive
B．keep
C．obtain
D．accept
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