Robert is said abroad, but I do not know what country he studied in.A. to have studiedB. t

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解决时间 2021-03-22 00:12

提问者网友：人生佛魔见
2021-03-21 20:25

Robert is said abroad, but I do not know what country he studied in.
A. to have studied
B. to study
C. to be studying
D. to have been studying

最佳答案

五星知识达人网友：蕴藏春秋
2021-03-21 21:19

(答案→)A. to have studiedB. to studyC. to be studyingD. to have been studying解析：此题考查非谓语动词的用法。is said to do 结构中的不定式形式有三种，即：to do, to be doing，to have done, 并有相应的被动语态。做此题的关键是but从句中动词的时态，句中studied为过去时态，意味着他过去在国外学习，故用不定式的完成式，而选B则表示study动作是将要发生的，选C则表示动作是正在进行。

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1楼网友：忘川信使
2021-03-21 21:40

这个问题我还想问问老师呢

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