这道选择题为什么选C,不是A?
8.Professor Li _______ in doing his experiment for nearly ten years.
A. insisted B. piled C. persisted D. split
人气：467 ℃ 时间：2020-09-12 12:26:15
解答
这个是固定搭配
persist in doing something
坚持做某事
Professor Li (persisted) in doing his experiment for nearly ten years.
李教授坚持实验近十年了.
insist坚持（某种观点）
pile up堆砌
split分裂
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