【正确答案】
B
【答案解析】[听力原文]
W: What"re you doing here, Simon?
M: I"m working part-time for this company.
W: But you"re still a student.
M: Yes. I"m still a freshman.
W: How long have you been on the job?
M: Only three months. It was my summer job at the beginning.
W: How much do they pay you?
M: Not much. Basically, $ 3 an hour. But I want to get more working experience.
W: Is it a hard job? Do you feel tired?
M: Oh, no. I only work two hours a day, from 6:00 p.m. to 8:00 p.m.
How long has Simon been working part-time in this company?