题目内容
13.___global temperatures rising,the UN Climate Change Conference was held in Cancun,Mexico last year.( )A. | Prevented | B. | Preventing | ||
C. | Having prevented | D. | To prevent |
分析 为了阻止全球气温上涨,联合国气候变化会议去年在墨西哥坎昆举行.
解答 答案选择D.本题考查动词不定式表示目的.根据句子语境判断"联合国气候变化会议"的"目的"是"prevent global temperature rising",所以需要的是表示目的动词不定式,所以答案选择D.
点评 首先判断选项中的动词在句中是以谓语还是非谓语形式出现,然后根据选项在句中的功能结合非谓语的基本用法做出合理的判断.要关注常见非谓语动词的搭配.

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