【題目】The conference has been held to discuss the effects of tourism ________ the wildlife in the area.

A. toB. onC. at D. with

【答案】B

【解析】

試題分析:查介詞。effect后接介詞on,意為“對(duì)……產(chǎn)生影響”,“對(duì)……起作用”。句意:這場(chǎng)會(huì)議被舉行去討論旅游業(yè)對(duì)這個(gè)地區(qū)野生動(dòng)物的影響。答案為B

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