题目

He prefers ________ indoors ________ out this afternoon. A. to stay; to go         B. staying; to go       C. to stay; to going    D. staying; to going 答案：D【解析】考查prefer doing ...to doing ...结构。该结构中to为介词。句意：他今天下午宁愿待在家里也不愿意出去。

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