1. 给下列句子选择适当的答语。

⑴Hello, boys and girls.    A. Yes, it is.

⑵What's that?    B. It's fat.

⑶What are they?    C. It's a cat.

⑷Look! It's a panda.     D. Hello, Ms Li.

⑸Is it a lion?    E. They're elephants.