题目内容：

根据对话内容，从对话后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

(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 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. That's great. I agree with you.

F. I have no idea.

G. I'm going to visit my grandparent.