听力原文:W: Open wide. Now show me where it hurts.M: Here on the bottom, especially when I
听力原文:W: Open wide. Now show me where it hurts.
M: Here on the bottom, especially when I bite something cold or hot. I couldn't enjoy ice-cream and hot soup any more. It's a real torture.
Q: What is the most probable relationship between the two speakers?
(18)
A.Mother and son.
B.Lawyer and client.
C.Teacher and student.
D.Dentist and patient.