S:Can I help you?
C:Yes.I want a T-shirt for myself.
S:What colour do you like?
C:I like yellow.
S:How about this kind of T-shirt?
C:Great.I like it.How much is it?
S:It's 100yuan.
C:OK.I'll take it.
S:Can I help you?
C:Yes.I want a T-shirt for myself.
S:What colour do you like?
C:I like yellow.
S:How about this kind of T-shirt?
C:Great.I like it.How much is it?
S:It's 100yuan.
C:OK.I'll take it.