看图补全下面对话。

A: Oh, Millie. It's dark in your room. Please 1______ 2______ the light.
B: All right. Oh, 3______ you, Sandy. Please sit down.
A: Thank you very much, Mike. I don't have a knife. Can I 4______ 5______?
B: Certainly. 6______ it is. What do you use my knife to do?
A: I want to make a 7______ 8______ . Tomorrow is 9______ .
B: How do you celebrate this 10______?
A: Have parties.