根据对话内容，从下面方框中选出恰当的句子补全对话。

A: Hi! May Day holiday is coming.

B: I'm planning to visit Beihai.

A: Oh, I have been there once.

B: When did you go there?

A: I went there on May Day holiday last year.

B:

A: It was not very hot on May Day holiday.

B: What have you done in Beihai?

A: I've also had some sea food. It tasted so nice!

B: Sounds great! How did you go there?

A: By train. It takes only one hour.

B: Yeah, it's very good.

A. It was very exciting. B. It has a new train there now. C. What was the weather like? D. Where are you going to travel? E. I have swum in the sea.