题目

 听录音，回答问题。 I am wondering why there are so many overweight people.<br />There are many gyms here.<br />Well, there are certain factors that affect people's size and weight.<br />What are they?<br />A recent study suggested that low-income groups have a higher percentage of overweight people<br />than higher-income families.<br />Why?<br />The survey said that the low-income groups eat more junk food on a daily basis.<br />That makes sense.<br />Junk food is cheaper, but it contains lots of fat and oil.<br />There is another reason why so many people are fat.<br />What's that?<br />People don't like doing exercise anymore.<br />Americans spend an average of six hours on TV every day.<br />Wow!<br />No wonder people are so fat.<br />What about you?<br />Do you work out regularly?<br />Yeah, I do.<br />And I started a diet and lost ten pounds.<br />So what happened next?<br />Well, I quit and gained it back plus five pounds.<br />You should have kept trying.<br />I am wondering why there are so many overweight people.<br />There are many gyms here.<br />Well, there are certain factors that affect people's size and weight.<br />What are they?<br />The recent study suggested that low-income groups have a higher percentage of overweight<br />people than higher-income families.<br />Why?<br />The survey said that the low-income groups eat more junk food on a daily basis.<br />That makes sense.<br />Junk food is cheaper, but it contains lots of fat and oil.<br />There is another reason why so many people are fat.<br />What's that?<br />People don't like doing exercise anymore.<br />Americans spend an average of six hours on TV every day.<br />Wow!<br />No wonder people are so fat.<br />What about you?<br />Do you work out regularly?<br />Yeah, I do.<br />And I started a diet and lost ten pounds.<br />So what happened next?<br />Well, I quit and gained it back plus five pounds.<br />You should have kept trying. （1） Which group may have more over-weight people? A . High-income group. B . Middle class. C . Low-income group. （2） What happened to the woman at last? A . She lost 10 pounds. B . She regained 5 pounds. C . She became slimmer. 答案： C B

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