单项选择题

The mountain-climbers took every ______ to minimize the dangers of their trip.

A．caution
B．means
C．warning
D．precaution
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单项选择题
Many local people were deeply concerned about the nuclear leakage, ______ was still kept secret.
A．the cause of that
B．and the cause of which
C．the cause of which
D．which cause
单项选择题
Although ______ in a religious family, he did not believe in God at all.
A．grown
B．cultivated
C．raised
D．bred
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