题目

 I’d rather you did some social research when you are free, but you _____. A. didn’t  B. weren’t  C. wouldn’t  D. don’t 答案：D 解析: would rather 后接宾语从句，从句中用一般过去时，表示与现在事实相反的假设或愿望，连词but引出现在的情况，故答案为D项 一般现在时。

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