根据问句选择相应的答语，有一答案多余。(12分)
（1）Good morning！(　　)
（2）Who's that boy？(　　)
（3）Happy birthday！(　　)
（4）Nice to meet you.(　　)
（5）Who's that woman？(　　)
（6）How are you？(　　)
A  She's my mother.
B  Fine，thank you.
C  He's my brother.
D  Good morning!
E  Nice to meet you，too.
F  Thank you.
G  I'm ten.