【正文】 University of California who‘s done extensive studies in the aging population, lack of sleep may even resemble the symptoms of dementia (癡呆 ). In recent findings, she was able to improve cognitive function in patients with mild to moderate Alzheimer39。s sleep. 11. We can learn from Dinges39。s the author39。 The Science of RiskSeeking Sometimes we decide that a little unnecessary danger is worth it because when we weigh the risk and the reward, the risk seems worth taking. ___16____ Some of us enjoy activities that would surprise and scare the rest of us. Why? Experts say it may have to do with how our brains work. The reason why any of us take any risks at all might have to do with early humans. Riskseekers were better at hunting, fighting, or exploring, ____17___ As the quality of risktaking was passed from one generation to the next, humans ended up with a sense of adventure and a tolerance for risk. So why aren‘t we all jumping out of airplanes then? Well, even 200,000 years ago, too much risktaking could get one killed. A few daring survived, though, along with a few stayinthecave types. As a result, humans developed a range of character types that still exist today. So maybe you love car racing, or maybe you hate it. ____18_____. No matter where you are on the riskseeking range, scientists say that your willingness to take risks increases during your teenage years. _______19_____ To help you do that, your brain increases your hunger for new experiences. New experience often mean taking some risks, so your brain raises your tolerance for risk as well. _____20_____ For the risk seekers, a part of the brain related to pleasure bees active, while for the rest of us, a part of brain related to fear bees active. As experts continue to study the science of riskseeking, we‘ll continue to hit the mountains or the waves of the shallow end of the pool. A. It all depends on your character. B. Those are the risks you should jump to take. C. Being better at those things meant a greater chance of survival. D. Thus, these wellequipped people survived because they were the fittest. E. This is when you start to move away from your family and into bigger world. F. However, we are not all using the same reference standard to weigh risks and rewards. G. New brain research suggests our brains work differently when we face a nervous situation. 第二部分：完形填空 (共 20小題；每小題 ，滿分 30 分 ) 請閱讀下面短文，從短文后各題所給的 四個(gè)選項(xiàng)（ A、 B、 C 和 D） 中，選出最佳選項(xiàng)，并在答題卡上將該項(xiàng)涂黑。 1. The discovery of gold in Australia led thousands to believe that a fortune _________ (make). 2. Though _____ (surprise) to see us, the professor gave us a warm wele. 3. When travelling in a foreign country, what difficulty do you think you will have ________ (understand) people there？ 4. Where was it _______ you bought this beautiful vase? 5. In recent years many circuses ________ (close) as a result of a sharp decline in ticket sales. 6. ____ I explained on the phone, your request will be considered at the next meeting. 7. The girl who got lost decided to remain ______ she was and wait for her mother. 8. Our local councilors suggest that the puppet theatre in our town _______ (rebuild). 9. _______ is no doubt that Shakespeare‘s works have an important place in English literature. 10. _______ (pare) with what he had to go through, our life is paradise already. 第二節(jié) 首字母填空（共 10小題；每小題 1 分，滿分 10 分） 1. Getting about in the library, nobody could tell the building was o________ used as a prison. 2. Candles lighted, the entire restaurant was romantically i________ to celebrate the Valentine‘s Day. 3. Chinese people will forever remember the h_______ they suffered in the weak and poor past. 4. The conflict between the p______ and the police got more serious, involving some violence. 5. A wise boss always es up with different methods of e________ his/her employers‘ potential. 6. V________ from hour to hour, the weather here is driving me crazy. 7. The hunter was quietly and attentively following a deer, u_______ that a tiger was approaching. 8. The doctor carefully phrased his words, trying to make the result sound less c_______. 9. It is in bad times that we value most highly the support and s_______ of our friends. 10. Several weeks ago, the Americans witnessed a most s________ solar eclipse. (日食 ). 第三節(jié) 選短語填空（共 10小題；每小題 1 分，滿分 10 分） well known as make a difference turn up attach… to… as far as sb. be concerned lead to refer to… as thanks to pick up remark on in favor of wear out 1. ?You are what you eat.‘ This proverb means that proper diet _______________ to the state of people‘s health. 2. Lack of munication ___________ the misunderstanding between you. Both of you should learn a lesson. 3. Last month, Emma Watson, whose actual name is not familiar to many but who is _____________ Hermione because of the popular film series Harry Porter, gave a speech on gender equality in UN. 4. Nowadays many colleges students are seen to play games in the dormitory all day, __________ their youth. 5. Since ten years ago, faithful fans of Li Yuchun _______________ The Corn, whose Chinese pronunciation sounds close to her name. 6. At the late stage of the campaign, public opinion shifted ___________ Donald Trump, especially in those southern states. 7. He promised that he would e, but he hasn39。 affairs. Money matters __65__ (regard) as privacy in Western countries. I was deeply impressed by the sight and stayed a while to watch: they were waiting so calmly at___66___ distance that they seemed quite used to the practice .The same thing happened at a public telephone box. Those ____67______ (wait) for their turns always kept their distance enough to be out of hearing. It39。 增加：在缺詞處加一個(gè)漏字符號 (∧ )，并在其下面寫出該加的詞。