听力原文:W: Hi, George. Can you tell me what you're planning to write about for your class
M: Yes. Andrew and I are both thinking about investigating the history of Africa during the time of the great Egyptian civilization. Maybe Andrew will focus on why it declined. I'm taking a different focus.
Q: What subject is the man speaker going to focus on?
(19)
A.He will focus on the history of Africa.
B.He will focus on the great Egyptian civilization.
C.He will focus on the class research project.
D.He will focus on some other aspects.