选择正确的选项补全对话。
A: It's warm today.
B:
A: Great! (They come to the farm.) Wow! It's so big.
B: They're horses.
A:
B: Twenty.
A: Are those sheep?
B: No.
A: Oh! They're so cute.
B: Yes.
A: OK.
A. How many horses?
B. What about those?
C. What are these?
D. They are goats.
E. Let's go to my uncle's farm.
F. Let's play with them.