听力原文:W: Tony, who are the street people? How did they get to be living in the street?M
听力原文:W: Tony, who are the street people? How did they get to be living in the street?
M: Well, some of them lost their jobs, some of them have mental problem, and some of them drink.
Q: Which of the following factors is not mentioned as a cause of becoming street people?
(18)
A.Unemployment.
B.Family breakup.
C.Mental problems.
D.Drinking.