Read and choose. (根据对话内容和中文意思填空)    

Boy: Let's play a guessing game (猜谜游戏). 

Girl: 1.           (太好了). 

Boy: It's an animal. It's 2.            (大的).

Girl: Is it a 3.            (狮子)?

Boy: No, it isn't. It has a 4.             (长的) nose and a 5.            (短的)tail.

Girl: Is it an elephant?

Boy: Yes. It's so 6.            (有趣的).