选择合适的选项补全对话。

A. how nice          B. see           C. do you have

D. Guess             E. You have      F. Look at

A: Hi, Bai Ling. ____ my new crayons!

B: Oh, ____! How many crayons ____?

A: ____!

B: Twelve?

A: Open it and ____!

B: 1,2,3…14! ____ 14 crayons!

A: That's right.