题目内容
Robert is said _______ abroad, but I don’t know what country he studied in.
A. to have studied B. to study C. to be studying D. to have been studying
A
解析:
根据句中的 studied 可知,他曾到国外留过学,也就是说“留学”这个动作已结束并发生在谓语动作(is said)之前,故用完成式,即选 A。
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