给下列句子排序。

( ) Oh, no! Poor Lynn! Is she okay?

( ) Hi, Mum. Hi, Dad.

( ) She's still at school. She cut her finger.

( ) Hello, Jenny. Where is Lynn?

( ) Relax, Mum! Lynn's okay. It's only a little cut.

咽鼓管的功能包括()

A．调节中耳与外界气压平衡

B．排泄中耳内分泌物

C．中耳感染的重要途径

D．听觉气传导的一个途径

E．调节空气湿度与温度的作用