选词补全对话。
A. on
B. fly
C. big
D. butterfly
E. blue
A: Look. Is it a bee?
B: No, it isn't. It's 1.and green.
A: Is it a ladybird?
B: No, it isn't. It can 2.in the sky.
A: What is it?
B: It's a 3..
A: Is it nice?
B: Yes, it's very nice.
A: Where is it?
B: It's 4.a red flower.
A: Is it a big butterfly?
B: Yes, it's a 5.one.
A: Do you like butterflies?
B: Yes, and I like bees, too.