单选题 If we ______ the bus, we ______ the concert in the theatre now.
A. miss, are enjoying B. hadn't missed, would be enjoying
C. didn't miss, are enjoying D. hadn't missed, would have been enjoying

【正确答案】 B
【答案解析】[解析] 语法结构题。本题考察虚拟语气中的错综条件句。从句表示和过去事实相反，主句表示与现在事实相反。故答案为B。句意：如果我们没有错过公交车，我们现在就可能坐在剧院里听音乐会了。