题目内容
Many people wrote articles on ___Liu Xiang had failed to compete in the event .
A. why B. what C. who D. that
A
解析:
A“___Liu Xiang had failed to compete in the event .”做介词on的宾语,宾语从句中不缺主干,故排除B和C。另外that不引导介词的宾语从句(固定搭配除外),所以排除D。
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