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.