A、In the lecture hall. B、In the office. C、In the meeting room. D、In the laboratory. B事实细节题。题目询问约翰逊先生在哪里。对话中女士提到，约翰逊先生在办公室等男士。因此正

W: Have you ever thought about your future career?
M: Sure. I’d like to be an engineer.
Q: What does the man want to be in the future?

M: Excuse me, Mr. Johnson asked me to come and see him this morning.
W: Oh, yes, he’s waiting for you in his office.
Q: Where is Mr. Johnson now?