When the education system of China and Japan, the professor made no answer. A. b
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When________ the education system of China and Japan, the professor made no answer.
A.being asked to compare B.asking him to compare
C.asked to compare D.asked him to compare
试题答案
答案:C
提示:教授是被问了一个问题,ask与主句主语the professor具有逻辑上的动宾关系,所以用过去分词形式。
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