【正文】 ter? “Ten years ago, I was editing news stories at orlando Sentinel in Florida – my first job out of college. I didn′t know any female sports writers. But I wanted to be one.” Today， Joan is the sports columnist for the San Francisco Examiner in she landed her job eight years ago， she was the only woman sports writer on any major American newspaper. (She is now one of about six.) Was it difficult to pioneer as a female sports writer？ You bet！ Take for example，the first time Joan tried to get an interview in the men39。re in a bus and it makes a sudden stop， ”says Crutchfield， an expert at a sports concussion center in Baltimore， Maryland.“You hit the inside of the bus.” This hit damages the brain. It affects the way the brain functions（運(yùn)轉(zhuǎn)） . So some sports require athletes to wear help reduce the force of a hard outer shell spreads the force over a larger area. Inside a helmet，a plastic or airfilled lining also helps soften the blow. Steve Rowson is an engineer at Virginia Tech. In his lab， he tests how helmets hold up against different types of hits. No helmet can prevent concussions pletely， says Rowson. But he39。s biggest chocolate makers， people are eating more cocoa than farmers can grow. That means the world is in the middle of a chocolate shortage— and it could get worse. Last year， people across the world ate 70,000 metric tons more cocoa than was produced. Chocolate makers say that shortage could reach 1 million metric tons by 2020， and 2 million metric tons by 2030. Experts say that there are several reasons for this. Higher temperatures and dry weather in West Africa， where about 70 percent of the world39。s tastier than typical cocoa strains. 34． The underlined part “it39。 Exercise Exercise is a way of keeping the body healthy through being active. Another name for exercise is physical fitness. Most people exercise in their spare time. Sports are some of the most popular ways to get exercise. The two main kinds of exercise are aerobic exercise(有氧運(yùn) 動(dòng) )and anaerobic exercise(無(wú)氧運(yùn)動(dòng) ).Sports such as football and basketball are great forms of exercise . 36 Aerobic exercise is energetic movement that lasts for a certain period of time. 37 The lungs and the heart work harder to bring in extra oxygen. Swimming, cycling, running and rapid walking are good examples of aerobic exercise. Anaerobic exercise is a powerful burst (爆發(fā) ) of movement followed by a period of rest. During anaerobic exercise the muscles(肌肉 )need more energy than the body can make with its supply of oxygen. After the exercise a person feels out of breath because the muscles have worked without oxygen. 38 Exercise affects every part of the body in positive ways. It improves balance and coordination(協(xié)調(diào) ). 39 Exercise strengthens the heart and increases the lungs′ ability to take in oxygen. Through exercise the bones and muscles get stronger, and the whole body bees healthy and strong. 40 People who exercise generally have a more positive, happy attitude. A. Exercise also gives people a greater feeling of wellbeing. B. Frequent and regular exercise helps prevent diseases. C. This is because they bine both of these types. D. It also improves posture, or the resting position of the body. E. Weight lifting ,jumping, and golfing are all types of anaerobic exercise. F. Physical exercise can contribute positively to keeping a healthy weight. G. During aerobic exercise the body bines oxygen with sugar to get more energy. 第三部分 完形填空（共 20小題：每小題 ，共 30分） 閱讀下面短文，從 短文后 各題所給的四個(gè)選項(xiàng) (A、 B、 C、 D)中 ,選出最佳選項(xiàng) There are two types of people in the world. Although they have 41 degree of health and wealth and other forts of life, one bees happy 42 the other bees unhappy. This 43 es from the dfferent ways in which they 44 things, persons and events. People who bee happy 45 their attention on the convenience of things, the 46 parts of a conversation, wellprepared dishes, the goodness of wine and fine weather. They 47 all the cheerful things. Those who bee unhappy think and speak only of the 48 things. So, they’ re always 49 . They cannot feel the pleasure of society, they 50 other people, and they make themselves unpopular everywhere. Their intention of criticizing and being disliked 51 grows into a bad 52 as time goes on. The habit may be strong, but it may be cured(治愈 ) when those who have it realize its bad 53 on their interests and tastes. I hope this little warning may