—Seems you are quite familiar with Russia.—That is because I the country in 1999.A. have

发布时间：2020-08-15 02:19:23

—Seems you are quite familiar with Russia.
—That is because I      the country in 1999.
A. have visited
B. was visiting
C. had visited
D. visited

网友回答

A. have visited
B. was visiting
C. had visited
(答案→)D. visited
解析：该句有明显的过去时时间状语
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