从方框中选择的句子，完成对话。

Kitty: Hi, Helen. Do you have any free time tomorrow?

Daniel: 81. 【1】 What are you going to do?

Kitty: I have no idea.82.【2】

Daniel: Maybe we can do something together.

Kitty: 83.【3】

Daniel: 84.【4】We both like birds, you know.

Kitty: That’s not a bad idea. 85.【5】

Daniel: We’d better take a pair of binoculars. They’ll help us see the birds more clearly.

A. I am free, too.

B. But what shall we do?

C. Yes, I’m not busy at all.

D. But what should we take with us when we go birdwatching?

E. How about going birdwatching?