问题补充：
---Why didn’t you come to my birthday party yesterday evening?
---I a wonderful football match.
A. was watching
B. is watching
C. watch
D. will watch
答案：
(答案→)A. was watching
B. is watching
C. watch
D. will watch
解析：句意：昨天晚上你为什么没来参加我的生日聚会？——我正在看一场精彩的足球比赛。结合语境可知下文描述的是过去某时正在进行的动作，故用过去进行时态，选A。
