听力原文：W: I'd like a blue dress please, one without a collar and belt.
M: This one might suit you, madam. Try it on, pleasE.
Q: What is the relationship between the two speakers?
(4)
A.Teacher and student.
B.Guest and waiter.
C.Customer and shop assistant.
D.Father and daughter.

A.M:
B.
Q:
C.Teacher
D.
B.Guest
E.
C.Customer
F.
D.Father
G.

【参考答案】

C
解析：推理题。女士想要一条裙子，而男士说suit和try it on，可见两人的关系是顾客和售货员，故选C。