大学体验英语3Lead-in答案

. 一）Global warming may be the most harmful environmental problem 1）. human beings have created,and the most difficult to solve. Our society is largely 2）powered by the fossil fuels that cause global warming. Its growing consequences ecological disruption, floods, drought, disease are convincing more and more people that we must cut down 3.） greenhouse pollution.Many people view global warming as a problem too large and too 4）. far away for anything they can do to 5.） make a difference. However, in reality, there are lots of things we can do to stop, or at least to reduce it. Plant a tree. Trees 6 ）breathe in. carbon dioxide, but only as long as theyre living. Install low-flow shower heads and faucets. Youll use less than half the water without 7.） decreasing performance Buy energy-efficient electronics and appliances. Then, turn them off when theyre not in use. Reduce! Reuse! Recycle! Recycling a stack of newspapers only 8.） four inches high will save a good-sized tree. Mount a local 9. ）campaign against global warming. Educate your community about how to cut greenhouse gas pollution. Support measures at the national and local levels that increase energy efficiency, and that 10） encourage. the use of clean, renewable solar and wind technology.二）Each year the respective Nobel committees send (1) invitations to thousands of scientists, members of academies and university professors (2) around the world , asking them to nominate (提名) candidates for the Nobel Prizes for the coming year. These prize nominations must (3) reach the respective Nobel Committees of the prize-awarding institutions before February 1 of the year for which the nomination is being made. The prize-awarding (4) institutionfor the Physics and Chemistry awards is the Swedish Academy of Sciences. The nominations received by each committee are then evaluated with the help of (5) specially appointed experts . When the committees have presented their recommendations to the prize-awarding institutions, a (6) vote is taken for the final choice of Laureates (获奖者). The choice of that years Laureates is announced immediately after the vote in October each year. The prizes are awarded at the Prize Awarding Ceremony at the Concert Hall in Stockholm, Sweden, on December 10 (the Anniversary of Alfred Nobels death). At the Prize Award Ceremony in Stockholm, the King of Sweden hands each Laureate a (7) diploma and a (8) medal . The Ceremony (9) is followed by a banquet at the Stockholm City Hall for about 1,300 people, (10) including 250 students.三） Let me now share my six business success secrets with you: 4 There must be a willingness to take risks. You should not risk more than you can afford to lose, but you cant afford not to take certain business risks. 3 Keeping a tight control on expenses - while at the same time not being penny wise and pound foolish, is a wise business practice.6 The businessperson should always look for ways to improve their goods and services, as well as ways to increase efficiency and expand their marketing reach. 2 Everything is marketing. Marketing is the key to letting the world know about your products and services. There have been many products that had great sales potential, but failed due to poor marketing.1 Provide more and better products and services, to larger numbers of people, at less cost.5 An entrepreneur must deliver good quality products and services and stand behind ones work. Related to that is good customer service. Ive just revealed a handful of universal principles of business success. If you apply them, they can contribute toward your own business success, as well.四） The news that a sheep in Scotland has been successfully cloned (1) got me wondering . What good would it be to clone humans? What would I do with a clone of myself? Then (2) it hit me that I could have my clone go into work for me while I went out hiking, biking, skiing, etc.! I really could be in two places at once. But wait a minute. If thats what I would do with my clone, how do I know that Im not a clone myself? What if the (3) original me had himself cloned and sent the clone (that is, me) in to do his work for him? This explains a lot: all those mysterious checks I find in my (4) bank statement every month (with my signature) but dont remember writing, why my wife doesnt seem to notice when Ive been out of town, all those traffic tickets I have to pay but swear I never received in the first place. why my friends say things like, I thought I saw you out skiing last week, when I know I was at work, why I keep getting fines for (5) overdue books at the library, when I only check out CDs, the (6) unexplained charges to my credit card (the one with my picture on it) from London, Paris, New York . I can only hope the original me never gets sentenced to prison. 五） The purpose of education is not only to train youngsters for the 1) employment market , but to prepare them for tomorrows society. Because of the rapidly changing world, one can argue that changes will be continuous, which will make lifelong learning necessary for those who expect to 2) handle the changes successfully. While some may argue that their education commenced when they began school and 3) concluded when they completed it, modern reality suggests that education is a lifelong process, and the classroom is merely the beginning of the education process. The 4) very nature of its definition implies that education is lifelong. Lifelong education 5) builds on and affects all existing educational providers, and extends beyond the formal educational providers to include all bodies and individuals 6) involved in learning activities. Lifelong education means enabling people to learn at different times, in different ways, for different purposes 7) at various stages of their lives and careers六）I often find myself trying to explain the attraction traveling 1) holds for me. Traveling, according to many people, is often 2) and even, at least sometimes, dangerous. But one benefit of traveling is that it creates a perfect atmosphere for the 3) observation of life , an environment that can lead to better understanding and enlightenment. Many wonderful people and places lie 4) on the road ahead . The fact that there are obstacles as well only makes the journey 5) mo