— Hello Sandy. This is Jack. What are you doing?— I’m watching a match. It started at 7 p

问题补充：

— Hello, Sandy. This is Jack. What are you doing?

— I’m watching a match. It started at 7 p.m. and on for another half an hour.

A. has been

B. was

C. had been

D. will be

答案：

A. has been

B. was

C. had been

(答案→)D. will be

解析：句意：我正在看比赛，它在下午七点开始，将在进行半个小时。根据句意，正在看比赛，可知比赛还在进行中，所以再进行半个小时是将来的时间，故用将来时态，故选D。