单项选择题

They launched a campaign to protect animals and required many passers-by to sign a ______ against experiments on animals.

A．pamphlet
B．petition
C．plea
D．partition
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单项选择题
Guidelines should be ______ for dealing with the abrupt emergencies.
A．drew on
B．drew in
C．drew up
D．drew down
单项选择题
The army commander ______ a state of emergency in that area after several outbreaks of suicide bombs.
A．proclaimed
B．exclaimed
C．reclaimed
D．administered
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