1、A：Hello!
B：hello!may i speak to Becky
A：Speaking.
A：Fine,thanks.and you?
B:Fine.
A:What can l do for you?
B:do you know the homework?
A:Homework?
B:Mr.Lee's assinment but i forgot it.can you tell me
A:Ok.He asked us to do exercise 2 on page 56.
B:thank you
A:You are welcome.Bye!