补全对话

A：Hello!

B：Hello!　　1　　 Who’s that?

A：Good afternoon, Mrs．Green．This is Tom here．　　2　　

B：Hold on, please．Let me see if he is in his room．

A：All right．

B：　　3　　 Maybe he is playing basketball．

A：Oh!When will he come back?

B：I’m not sure．　　4　　

A：Of course, thank you．We are going to see our maths teacher tomorrow afternoon．We will wait for him at the school gate at 2∶00．

B：OK．I’ll tell him when he is back．　　5　　

A：No, thanks．Bye-bye．

1．________　2．________　3．________　4．________　5．________