问题描述：
英语 insist 的用法
Mr. Smith insisted that I ______ his book within three days.
A. returns B. returned C. had returned D. return
为什么选D
像insist 这种词还有哪些
Mr. Smith insisted that I ______ his book within three days.
A. returns B. returned C. had returned D. return
为什么选D
像insist 这种词还有哪些
问题解答：
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