听力原文:M: Do you know where Mr. Brown is?W: He's in with the manager.M: I wonder what th
听力原文:M: Do you know where Mr. Brown is?
W: He's in with the manager.
M: I wonder what they are talking about.
W: The next stage of the project, I think.
Who are the two speakers?
A.Mr. Brown' s colleagues.
B.Mr. Brown' s workers.
C.Mr. Brown' s students.