题目内容
The conference has been held to discuss the effects of tourism _______ the wildlife in the area.
in B. on. C. at D. with
B
解析:
have effect on……,对……有影响
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题目内容
The conference has been held to discuss the effects of tourism _______ the wildlife in the area.
in B. on. C. at D. with
B
have effect on……,对……有影响