根据上下文语境填入恰当的句子补全下列对话。

A: Morning, Mary!

B: Hi, morning! What are you going to do this evening?

A: I'm going to the school party. 1._____?

B: 2._____. Let's bring some snacks then.

A: Oh, we can't do that.

B: 3._____?

A: If we bring snacks, 4._____.

B: Oh, I see. By the way, 5._____.

A: We can get there at 5: 00.

路透交易系统可以提供下列哪些服务（）

A、即时信息服务

B、显示即时汇率行情

C、汇率走势分析

D、外汇买卖