根据上下文，从方框中选择恰当的句子补全对话。

A. What about you? B. What is Sarah going to do? C. What about Sam and Peter? D. What is John going to do tomorrow? E. What are you going to do tomorrow?

It's Saturday morning, Mike and Amy are talking about their and their friends' weekend plan.

Mike:

Amy: I'm going to visit my grandparents.

Mike: I'm going to see a film.

Amy:

Mike: He's going ice-skating.

Amy:

Mike: She's going to wash her clothes.

Amy: They're going for a picnic.