A：Hello?喂?
B：Hi, Shelley. Have you had lunch?嘿，Shelley，吃过午饭了吗?
A：Not yet.还没有。
B：So shall we have lunch together? I’d like to take you this time.一起去吃饭怎么样?这次我想请你。
A：I’d like to, but I can’t.我想去，但是我不能。
B：How come?怎么了?
A：I’ve a lot of paper work to do right now. I’m behind schedule.我有许多文字工作要做。我的进程落后了。
B：All right. Can we make it another time?好吧。那我们约别的时间好吗?
A：Sure, thanks.当然。谢谢。
B：I’ll call you later. Bye.稍后我再给你打电话。再见。
A：Bye.再见。
