The marathon runner ……………………...for nearly one hour and a half when she ……………………...to the pavement.

The marathon runner ……………………...for nearly one hour and a half when she ……………………...to the pavement.
A. has been running / collapses
B. were running / collapsed
C. had been running / collapsed
D. ran / had been collapsing

Trả lời

Chọn C