—Why were you not at the concert?—I a close game between two European football teams.A. wa

问题补充：

—Why were you not at the concert?

—I a close game between two European football teams.

A. watched

B. had watched

C. was watching

D. have been watching

答案：

A. watched

B. had watched

(答案→)C. was watching

D. have been watching

解析：指“音乐会举行期间进行的动作”。