While the dog last night, I met with Mary. A. walk B. walked C. walking D. to walk——青夏教育精英家教网——

题目内容

While _____ the dog last night, I met with Mary.

A. walk
B. walked
C. walking
D. to walk

试题答案

C

相关题目

While _____ the dog last night, I met with Mary.

A. walk
B. walked
C. walking
D. to walk

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