A: Who is your favourite singer?                  

B: Li Yuchun.                                              

A:  小题1:_                                                                                        

B: She was born in 1984 in Chengdu, Sichuan.               

A: So she is twenty-seven years old now.                

B:   小题2:

A: Do you know where she studied?

g: Yes. She studied at Sichuan Music College.   小题3:

A: Do you know what her hobbies are?

B: Sure. 小题4:

A: I know many young people like her.小题5:

B: Well, I think that’s because she sings well.

灭虫药包及布撒器作业的要求是什么？