嘿，安，好久不见。
Ann: Hey,Tom,how are you?
嘿，汤姆，你好吗?
Tom: Fine,thanks. May I treat you to dinner?
很好，谢谢。我可以请你吃饭吗?
Ann: I am afraid I cann’t,maybe some other time.
恐怕不行，也许下一次吧。
Tom: Is there any urgency?
有什么急事吗?
Ann: Yes,I have to go to the hospital right now.
是的，我现在得去医院。
Tom: What happened?
发生什么事了?
Ann: My mother is being operated on.
我母亲正在手术中。
Tom: Is that serious?
严重吗?
Ann: If the operation is successful,she must be OK.
如果手术成功的话，她就脱离危险了。