题目内容
【题目】
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
【答案】A
【解析】根据后一句,罗伯特已经出国,又回来,所以用非谓语动词的完成式,做主语补足语。
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题目内容
【题目】
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
【答案】A
【解析】根据后一句,罗伯特已经出国,又回来,所以用非谓语动词的完成式,做主语补足语。