题目

More and more people are learning to surf the Internet, ______advantage of the convenience and efficiency benefits A.taking                              B.taken C.having taken                     D.having been taken 答案：A 解析: 考查作状语的非谓语动词。take advantage of和逻辑主语 people是主动关系，而且 take 这一动作并没有发生在learn之前。

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