摘要： I first met him a week ago while I along Bridge Street. A. walked B. has been walking C. was walking D. has walked
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I first met him a week ago. While I along Bridge Street.
[ ]
A. walked
B. has been walking
C. was walking
D. has walked
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B. has been walking
C. was walking
D. has walked
I
first met him a week ago while I ______ along Bridge Street.
A. walked B. has been walking C. was walking
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