补全对话
J—Jim  D---David J: Hi, David. How are you?
D: ____1_____
J: What are you going to do next weekend, David?
D: ____2____ How about you?
J: I don’t know, either.
D: ____3____
J: Good idea! But where shall we skate?
D: The lake near our school is icy（结冰的）now. Let’s skate there.
J: All right. ___4____
D: Let’s meet at the school gate.
J: _____5____
D: Let’s meet at nine o’clock.
J: Great. See you next Saturday.
D: See you.

A. Where shall we meet? B. Fine, thank you. C. What time shall we meet? D. How about skating on Saturday? E. I have no idea.