while you were walking walking the dog ,you were careless and it got loose and was hit by a car

while you were walking walking the dog ,you were careless and it got loose and was hit by a car

题目
while you were walking walking the dog ,you were careless and it got loose and was hit by a car
如上题 是不是在 主从句主语一致 和 主语和动词是主动关系时 就可把you were省略
答案
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