阅读对话,根据对话内容判断，正确“T”，错误“F”。

John: When is my birthday, Mum?

Mum: Your birthday is in May.

John: And when is my father's birthday?

Mum: His birthday is in April.

John: And you, Mum?

Mum: My birthday is in June.

John: Oh, dear! Father is only one month older than me,

         and I am one month older than you, Mum !

( )1. John's birthday is in January.

( )2. John's father's birthday is in April.

( )3. John's mother's birthday is in June.

( )4. John's father is only one month older than John.

( )5. John is one month older than his mother.