题目内容
Some policemen were sent there to ___________ the villagers ___________ down the trees.
A. keep; cutting
B. prevent; cutting
C. prevent; to cut
D. stop; to cut
B
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题目内容
Some policemen were sent there to ___________ the villagers ___________ down the trees.
A. keep; cutting
B. prevent; cutting
C. prevent; to cut
D. stop; to cut
B