A:Hi,bb.how are you!
B:OH,AA,i am fine thank you.and you?
A:fine too.oh,this is my good friend C C.
CC,this is my Schoolmate BB.
C:nice to meet you,BB
B:nice to meet you too C.en.where are you going to ,
A:CC and i want to go zhongshan PARK.
B:oh,great..can i go together?
A:sure,welcome.
C:welcome .and let's go.
B:ok ,thank you.let's go.
