听问题，选答句（共 5小题，每小题2分）
（1）A. Lily is 1kg thinner than me.    
B. Lily is 1kg heavier than me.   
C. I’m 1kg heavier than Lily.
（2）A. I am going to the bookstore.   
B. I am going to buy some clothes.     
C. I am going to plant trees.
（3）A.Sorry, I don’t know.
B.I’m sorry to hear that.
C. I’m happy to hear that.
（4）A. He works in a bus company.   
B. He works in a food shop.
C.He works in a hospital.
（5）A. No, they didn’t.             
B. No, we don’t.     
C. No, they don’t.