昊斌斌和妈妈讨论昨晚的梦，选择合适的句子补全对话。

A. I couldn't run fast.              B. Suddenly I tripped and fell. C. Robin gave me some water.    D. What did you dream about?

Wu Binbin: Mum, I had an interesting dream last night.

Mum:

Wu Binbin: I had a race with Dad and Max, but

Mum: What happened?

Wu Binbin:  . I drank it and then could run very fast.

Then I woke up.

Mum: What a dream!