Look and Guess眼力大比拼

睜大眼睛，根据提示，猜猜这4张图都是什么？

1. Its round. You can bounce（使……弹起） it. You can throw it into a net.

2. Its a kind of animal. Its usually black and white. It can give you milk.

3. He/She is the child of your aunt or uncle.

4. We can make it from vegetables and fruit. We drink it.