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
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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