五、补全对话。
Congcong: Hi, Huahua! 1
Huahua: Wow, the box is nice. What's in it?
Congcong: Guess, please!
Huahua: 2
Congcong: Yes, it is. And it's round (圆的).
Huahua: Is it a ball?
Congcong: 3 It's a gift for you. 4
Huahua: Thank you.
Congcong: 5
A. Yes. It's a ball.
B. Happy New Year.
C. Here is a box for you.
D. You're welcome.
E. Is it a toy?

1. C；2. E；3. A；4. B；5. D