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Robert is said abroad, but I don’t know what country he studied in. A . to have studied B. to be studying C. to study D. to have been studying 【查看更多】

 

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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

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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

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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

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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

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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

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