A:Why didn't you call me? 你为什么没有打电话给我?
B:I'm sorry. I got tied up. 对不起.我有事走不开. A:Are we still going to the game? 我们还去看球赛吗? B:Of course.I'm not going to let you down like that. 当然.我不会让你那么失望的. A:I bought a new stereo last night. Do you want to see it? 我昨晚买了一个新音响你要不要看看? B:Why didn't you fix the old stereo? 为什么不修好那个旧的? A:It's just too old. Besides,I wanted to get something that played CD. 那个太旧了.而且,我想买一个可以放CD唱片的. B:I hope you got a good one. 希望你买到一个好的. Why didn't you call me? Why didn't you send the instructions? 你为什么没打电话给我? 你为什么没有寄使用说明给我? Why didn't you fix the old stereo? Why didn't you eat dinner? 你为什么不修好那个旧的你为什么没有吃晚饭?