根据上下文补全对话

Ann: Hello. Is Tina there?

Tina: Hello, Ann.  1  is Tina.

Ann: Could I please borrow your MP3 tomorrow?

Tina: Sorry, it's not a very good    2  .Could you speak more loudly, please?

Ann: Sure. Could I please borrow your MP3 please? Mine is    3  ,

Tina: Of course.    4  do you want it?

Ann: Tomorrow if possible.

Tina: OK.  I'll   5   it to school in the morning.

Ann: Thanks. Bye.