Robert is said abroad, but I don’t know what country he studied in.A. to have studied B. t

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解决时间 2021-12-20 12:50

提问者网友：轻浮
2021-12-20 01:27

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 be studied

最佳答案

五星知识达人网友：人類模型
2021-12-20 02:18

(答案→)A. to have studied B. to studyC. to be studying D. to be studied解析：句意：据说罗伯特曾经在国外学习，但是我不知道他曾经在哪个国家学过。这里主要考查用动词不定时的什么形式，根据what后的从句的谓语动词studied可知，学习放生在过去，现在已经不在那里学习了，又因为is said与study abroad动作的先后来看，应是先发生study abroad，所以表示非谓语动词的动作先于谓语动词的动作，需用不定式的完成时，故选A。

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1楼网友：低血压的长颈鹿
2021-12-20 02:46

就是这个解释

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