— We all had a lot of fun at the barbecue yesterday.Pity you weren’t there.
—I really should have gone with you,but I on some remaining problems.
A. worked
B. was working
C. would work
D. would have worked
网友回答
A. worked
B. was working
C. would work
D. would have worked
解析： 考查动词的时态。并列句but部分交待的是
事实不能用虚拟语气。根据句意可知，昨天“我”没有去参加烧烤，是因为“我”当时正在处理一些问题，因此用过去进行时。