【正文】 (1)（一）Health experts have long worried about the increasing rate of obesity in kids. It’s an important concern: Being weight or obese during childhood can lead to serious problems normally seen in adults, such as diabetes and high blood pressure. Poor diets and a lack of exercise are usually the causes. But would you ever have imagined there might be a connection between the bacteria that lived in your guts （內(nèi)臟）when you were a baby and the chance that you would bee overweight? Scientists in Finland recently found just such a link. In a recent study, they showed that overweight kids had different species of bacteria living in their guts. You probably think of bacteria only as germs that can make you sick. While it’s true that some bacteria can make people ill, your body actually depends on some types of bacteria to help you digest food and extract nutrients from it. These “good” bacteria live in your guts, where they process the food you Human babies get these bacterial helpers from their moms. When a baby is born, some of the bacteria in the mother move into the baby’s body. Growing babies get additional “good” bacteria from the milk their mothers produce. And it turns out the bacteria might play an important role in regulating weight just six years So how could these bacteria affect weight? The researchers still haven’t tested that question, but future tests might lead to an 1. The “l(fā)ink” in Paragraph 2 refers to the relationship between A. bacteria and the chance of being B. obesity and C. diets and the chance of being D. bacteria and 2. Which of the following is NOT the function of “good” bacteria? A. Helping to digest B. Helping to take nutrients from C. Helping to regulate D. Making a person 3. The purpose of writing this passage is to A. introduce the role of bacteria in children’s B. analyze the influence of obesity on C. give advice on how to lose weight D. explain the function of bacteria in （二）One event that helps educate young people about things they can do for others is National Youth Service Day (NYSD). Every year on this day, organizations all over the country celebrate young volunteers, educate young people about how they can help their country, and invite them to participate in service projects. Former Secretary of State Colin Powell said, “National Youth Service Day honors young volunteers and is an invitation to others to join hands and do our part as Americans.”Founded in 1988, NYSD originally took place on a Tuesday. Now the event lasts from Friday until Sunday so that more people can participate in it. More than 200 organizations work together to create thousands of projects each year. Millions of young people across the United States take part in these service Long before the event, people, munity groups, schools, and nonprofit organizations think of ways to meet their munities’ needs. Then, they plan projects for young volunteers. Projects include bringing food to hungry people, tutoring younger children and helping senior citizens. During the event, young people from the munity do things like planting neighborhood gardens and cleaning up local The organizations that contribute to NYSD believe that volunteering and munity service are important activities for people of all ages, but especially for young people. Young people who volunteer are more likely to do well in school, vote, and contribute to charities. More important, they help other people and make the world a better place for 4. The aim of National Youth Service Day is to A. educate young people on B. invite young people to meet each C. encourage young people to serve D. celebrate the growth of young 5. On National Youth Service Day, young volunteers will A. do some cleaning in public B. prepare food for hungry C. plant vegetables and D. help old people to 6. The purpose of writing this passage is to A. warn young people not to affect their schooling during B. keep a record of how young people celebrate their C. introduce an event — National Youth Service D. advise young people to be cooperative when （三）A traveler was passing through a desert on a hot day. He was tired, feeling thirsty and hungry. At least, he needed a shady spot to rest for a while. A big leafy tree came into view at some distance away. He felt glad and said to himself, “Had I water to drink, now.” Yes, he found a glass full of cold water on the ground right in front of him. Then, he wished, “Had I something to eat right here.” Immediately, a variety of dishes appeared before him. He was under the shade of KalpaVriksha — a magical tree. Whoever was under it would have whatever he wished for!The traveler enjoyed the delicious food. He felt drowsy. He wished for a nice bed. It was granted. He stretched himself fortably on the soft mattress. He hoped that someone would massage (按摩) his feet. Yes, a young lady appeared. She started massaging his feet and legs. He now started thinking differently. “How can things happen like this? Is it some kind of a trick played by a magical demon (魔鬼)?” he doubted. Oh, a true demon appeared in place of the nice lady! Within no time the demon started leaping at him, with his mouth wide open. The frightened traveler took to his heels and ran 7. What will happen if you sit under the magical tree?A. You will get what you B. You will marry a young C. You will meet a D. You will get rid of all your 8. The underlined word “drowsy” in the second paragraph means “_______”.A. hungry B. sleepy C. thirsty D. 9. How many wishes did the traveler make?A. B. C. 5 D. 【答案與解析】1. A。從第一段的最后一句可知答案是A。2. D。D項(xiàng)不屬于“good” bacteria的作用。3. A。本文作者主要介紹了bacteria對(duì)于孩子體重狀況所起的作用，因此A項(xiàng)符合作者意圖。4 C。從第一段引用的美國(guó)前國(guó)務(wù)卿的話可以看出。5. A。從第三段的最后兩句可知答案選A。6. C。本文主要介紹了美國(guó)的青年志愿者節(jié)，因此C項(xiàng)正確。7. A。由文章第一段的最后一句話可知人們只要坐在這棵樹下，就可以得到自己想要的東西。8. B。結(jié)合后面的“He wished for a nice bed”他想要一張床可知這里表示“困倦的”。9. B。文章中提到的水，食物，床和按摩的女子都是他的愿望，