单项选择题

The population will be increasing very fast unless they （） with new methods to deal with it.

A．come to
B．come away
C．come over
D．come up

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单项选择题
As a （） president, his views are treated with respect when he is interviewed.

A．prior
B．previous
C．late
D．former
单项选择题
The author of the report is well （） with the problems in the hospital because he has been working there for many years.

A．informed
B．enlightened
C．acquainted
D．acknowledged
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