A、5 hours. B、7 hours. C、9 hours. D、12 hours. B男士告诉女士上午的工作时间是从9点到12点，下午的工作时间是1点到5点。由此可以推算，女士每天的工作时长是7个小时。

M: Good morning, Mary. You are going to take over my job as a secretary here from next Monday. Now let me tell you the office rules first.
W: Thank you. It’s very important for me to know about them.
M: The working hours are from nine to twelve in the morning and from one to five in the afternoon. Be sure not to be late or absent.
W: OK. I’ll do my duties.
M: To be a good secretary, you will have to be quite familiar with the office routine and try to learn to do a bit of everything.
W: Yes, I’ll try my best.
M: Come here, please, Mary. I’d like to explain the filing system to you.
W: All right.
M: This is your filing cabinet and all the documents must be filed alphabetically.
W: Yes, I understand.
M: And this is a safe. The confidential files are kept in it. You’ll have the key to it. Please keep in mind that you must be very careful with it.
W: Yes, I will.
M: And one more thing, our boss makes a point of keeping everything in order. Be careful about this and don’t throw things about.
W: OK, I will bear that in mind. Thanks a lot for what you have told me.
8. What is the woman’s job?
9. How long should the woman work every day?
10. How are all the documents filed in the filing cabinet?
11. What does the boss pay attention to according to the man?