单项选择题
	W: Yes, name please
	M: Mr. Wilson.
	W: Wilson... 9 o’ clock
	M: Yes, I’m very sorry I’m late but I had to take my son to school.
	W: Well, take a seat over there. Dr. Steiner will see you when he can.
	M: Thank you very much.
	A.in a clinic
	B.in an office
	C.in a school