题目内容
Some policemen should be sent to _______ them _______ the animals.
A. prevent; to kill B. stop; killing
C. keep; to kill D. keep; killing
【答案】
B
【解析】略
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题目内容
Some policemen should be sent to _______ them _______ the animals.
A. prevent; to kill B. stop; killing
C. keep; to kill D. keep; killing
B
【解析】略