Number one, is she your sister?<br />Number two, can you read this?<br />Number three, where are you from?<br />Number four, who's that boy?<br />Number five, nice to see you again.
（1）
A . Yes, she is.B . He's my teacher.
（2）
A . Great idea!B . Sure.
（3）
A . I'm from the UK. B . No, he isn't.
（4）
A . She's a student.B . He's my brother.
（5）
A . Nice to see you, too.B . Welcome back to school.
