I FOUND THIS WALLET ON THE STREET WHILE I _____________ TO SCHOOL...
31. I found this wallet on the street while I _____________ to school.
A. walk
B. 'm walking
C. ‘ve walked
D. was
walking
31. I found this wallet on the street while I _____________ to school.
A. walk
B. 'm walking
C. ‘ve walked
D. was
walking