1. 选择合适的答语

A. I'm fine. B. It's the ABC song. C. Thank you. D. It's my leg. E. It's black.

1. （1） What's this？  
   
3. （2） Here you are！   
5. （3） What's your favourite song? 
   
7. （4） What colour is it? 
9. （5） How are you?