题目内容
As students, we are supposed to spend more time ______.
A. study B. studied C. studying D. to study
C 【解析】 主语+spend time doing sth,表示花费时间做某事,故选答案为C
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题目内容
As students, we are supposed to spend more time ______.
A. study B. studied C. studying D. to study
C 【解析】 主语+spend time doing sth,表示花费时间做某事,故选答案为C