英语20.Robert is said _______ abroad,but I don’t know what country he studied in.
20.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
为什么
人气:426 ℃ 时间:2019-10-17 07:30:12
解答
d
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