题目内容
2.热带雨林对调节气候起到了重要作用.Rainforests plan an important part inadjusting the climate.
分析 adjusting.
解答 答案:adjusting.表示调节用动词adjust,后可直接加宾语.前面的play an important part in表示在某方面起到重要作用,in是介词,后加名词代词或动名词,adjust的动名词adjusting,故答案是adjusting.
点评 介词后加上名词代词或动名词做宾语,这是固定用法.
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