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The conference has been held to discuss the effects of tourism ______ the wildlife in the area.

时间:2022-04-19 20:39:54

The conference has been held to discuss the effects of tourism ______ the wildlife in the area.

A.in

B.on

C.at

D.with

答案及解析: B

解析:

首先分析该题的句子结构,该句用了被动语态,不定式to discuss作目的状语,the effects…是不定式discuss的宾语,该空格中要填的介词应与effect有关。从左栏的归纳辨析可以看出,表示“对……有影响”时,effect与介词on连用。后半句句意为“旅游业对该地区野生动植物的影响”。

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