题目内容

Professor Lee failed many times but he ________found a good way to solve the problem.
A.graduallyB.entirelyC.finallyD.frequently
C

试题分析:此处gradually 渐渐地;entirely整个地;finally最终;frequently频繁地。句意:李教授失败了很多次但他最后找到了一个解决问题的好方法。根据句意选C。
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