听力原文：W: Nowadays lots of people feel stressed. What causes stress to people? M: Too much work or study, heavy responsibilities, quickened pace of life, etc. W: Losing a job or a death in the family causes stress, too. Am I right? M: You are right. Financial problems, poor health, parents' being laid off, failing a test, disagreements with roommates are also causes of stress. W: When are you under stress? M: The pressure of having to work against a deadline is too much for me. And I worry a lot about what chances there are in the job market when I graduate. W: Do you think there is something positive about stress? M: Sometimes a certain amount of stress is good. It can stimulate us and urge us to work harder. But too much stress may result in health problems, such as headache, stomach upset, heart disease, high blood pressure, etc. W: So what should we do to deal with stress? M: Exercise is one of the most effective ways to relieve stress. W: When I feel stressed I will listen to traditional Chinese music. M: That's a good way to ease our minds. W: And learning to say 'No' to extra work is also a good way to beat stress. M: You're quite right. (20)