单项选择题
M: I’m asked to pick up the visiting professor Bob Russel at the airport this afternoon. Do you know what he looks like7
W: Well, he’s in his sixties, he stands out, he’s bald, tall and thin and has a beard.
A. He is quite easy to recognize.
B. He is an outstanding professor.
C. He looks like a movie star.
D. He looks young for his age.