根据对话内容，从选项中所给的五个选项中，选出可以填入空白处的最佳选项。每个选项只能选一次。

A:

B: Pretty good.  

A: Who did you go with?

B: I went with my parents and my brother.

A: Did you go by bus or by car?

B: Neither.

A: How long did it take you to get there?

B:It was much faster.

A:

B: It has changed a lot with the help of the government.

A: I'm glad to hear that.

A. We went by high speed train.

B. How was your weekend?

C. What do you think of your hometown?

D. I went back to my hometown to see my grandparents.

E. Only one hour.