从所给出的单词中选出合适的选项完成对话

A. Hello, Bill. I have a new kite today. I am very . Let's fly it in the park, OK?

B: OK! Let's go. But I fly the kite.

A: Don't worry. It is easy. you run?

B: Of course, I can.

A: You must run . And the kite can fly very high.

B: OK! Let me try. I run fast.

A: Well done, Bill, The kite is in the sky.

B: OK! Thank you! It is fun.