题目内容
7.We should take an active part inprotecting(保护) environment.分析 我们应该积极参与到保护环境的行列中去.
解答 答案:protecting.
take an active part in是固定短语,意思是"积极参与什么活动",由于in是介词,所以后面要用动名词形式,故填protecting.
点评 首先要掌握一些固定短语的用法,特别是以介词结尾的短语,然后结合具体的句子,做出正确答案.
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