After walking for ten minutes, she suddenly realized that she in the wrong direction. A. was walking B. has been walking C. has walking D. walked 查看更多

 

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After walking for ten minutes, she suddenly realized that she ____ in the wrong direction.

A. was walking   B. has been walking      C. had been walking     D. walked

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After walking for ten minutes, she suddenly realized that she ____ in the wrong direction.
A.was walking B.has been walking C.had been walking D.walked

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