2019-2020学年湖南省长沙一中高一（上）期中英语试卷（附答案详解）

201/2020学年湖南省长沙一中高一（上）期中英语试卷AEat less and exercise more-it has long been a magic word for reducing e

201/2020 学年湖南省长沙一中高一（上）期中英语试卷 A Eat less and exercise more-it has long been amagic word for reducing extra weight.But now it seems that all the hard work may have been useless. Scientists say there are other reasons why people just keep getting bigger.They say that sleeping habits, central heating, medicines and even some pollutants can play arole in weight gain. Traditionally, people have focused on diet and exercise to solve the problem.However, the scientists from top US and Canadian universities say that other things must be considered. Less sleep could be partly the reason.In recent years, the average night's sleep has dropped from nine hours to 激素 just seven.Sleep shortage changes levels of the hormones （）that control food intake and body fat and increases hunger and appetite. ， If it is too hot or too cold we burn calories to cool down or heat up.But if the temperature is just right, the calories may be turned into body fat instead. Those who take medicine to control their blood pressure can often put on weight.Similarly, studies have shown that going on taking the pill can add to awoman's weight. 经遗传获得） The nature of amother may also be the reason with our body shape partly inherited （.The overweight are also more likely to look for partners of asimilar size.And their children are more likely to be overweight. The use of pollutants is on the rise, say the researchers.Some man-made chemicals and plastics can lead to weight gain. Your mother's age and your weight at birth are also important, with older women more likely to have overweight children and underweight babies having abigger chance of being overweight in later life. We tend to put on weight as we get older.Giving up smoking can also help pile on the pounds.The scientists from Yale, Cornell and Johns Hopkins University said there was some evidence supporting poor diet and lack of exercise as the main causes of gaining weight. 1. Which is commonly thought to be effective in losing weight? A. To keep away from pollutants. B. To take pills and avoid fatty food. C. To sleep less to burn more calories. D. To have less food and take more exercise. 2. Which of the following statements would the author agree to? A. Less sleep leads you to take in more food. B. Unpleasant weather helps you to put on weight.