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