A: Could I borrow your car tomorrow?

　　B: Sure! No problem.

　　41 You are joking! (No kidding)别开玩笑了

　　A: Did you know that Linda’s uncle is Jacky Chen?

　　B: You are joking! How did you know that?

　　42 Why not?为什么不行?

　　A: You can’t go out today.

　　B: Why not?

　　43 I don’t understand….我不懂

　　A: Betty broke up with her new boyfriend.

　　B: I don’t understand how could this happen?

　　44 And then?然后呢?

　　A: You should take this form to the first counter.

　　B: And then? What should I do?

　　45 So what?那又如何?那又怎样?

　　A: Do you know there is a new theater down the street?

　　B: Yeah. So what?

　　46 It’s alright.还好

　　A: How’s your steak?

　　B: It’s alright.

　　47 I am OK.我没事

　　A: Are you hurt?

　　B: I am OK.

　　48 Bon voyage.一路顺风

　　A: We are leaving for Boston tonight.

　　B: Bon voyage.

　　49 What happened?发生了什么事?

　　A: Lucy is crying.

　　B: Why? What happened?

　　50See you later.待会见;再联络

　　A: I have to go.

　　B: See you later.