Inventor of LED When Nick Holonyak set out to create a new kind of visible lighting using semiconductor alloys, his coll ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Studies Show U.S. Spending Doesn’t Get HealthThe United States may spend twice as much on health care as other rich cou ...
职称英语 网络资源 Freekaoyan.com 2008-04-11TV Game ShowsOne of the most fascinating things about television is the size of the audience. A novel can be on the “be ...
职称英语 网络资源 Freekaoyan.com 2008-04-11The Cold PlacesThe Arctic is a polar region. It surrounds the North Pole. Like Antarctica, the Arctic is a land of ice a ...
职称英语 网络资源 Freekaoyan.com 2008-04-11BrandsThe word brand is a comprehensive term that encompasses other narrower terms. A brand is a name, term, symbol, and ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Why is the Native Language Learnt So WellHow does it happen that children learn their mother tongue so well? When we co ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Inhalable Water DropletsYou think that the biggest threat to your health when taking a shower comes from slipping on a b ...
职称英语 网络资源 Freekaoyan.com 2008-04-11The Workers' Role in ManagementTraditionally, it has been the workers’ role to work and management’s role to manage. M ...
职称英语 网络资源 Freekaoyan.com 2008-04-11The First Settlement in North AmericaIt is very difficult to say just when colonization began. The first hundred years a ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Continuing Medical EducationThere is increasing recognition of the need for health workers to continue their education t ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Food and CancerMedical experts have suspected for many years that there is a strong link between what a person eats and ...
职称英语 网络资源 Freekaoyan.com 2008-04-11A Dog’s Dilemma Finding a babysitter while you go out to work is, for example, an inconvenience. For the African wild d ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Beyond the PapScientists have known for some time that virtually all cases of cervical cancer are triggered by a family ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Engineering Ethics Engineering ethics is attracting increasing interest in engineering universities throughout the natio ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Dangers Await Babies with Altitude Women who live in the world’s highest communities tend to give birth to under-weight ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Tanning Parlors Take Heat People who seek a glamorous tan through sun lamps may double their risk of developing common t ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Business Enlisted in Global War against HIV.AIDS United Nations Secretary Kofi Annan urged U.S. business leaders Friday ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Disease, Diagnosis, Treatment and Prevention Disease may be defined as the abnormal state in which part or all of the bo ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Center Launched to Fight Diseases A national disease prevention and control center has just been established to enhance ...
职称英语 网络资源 Freekaoyan.com 2008-04-11第三部分 概括大意和完成句子 阅读下面的短文，每篇短文后的练习分两部分，第一部分要求从所给的选项里选出所标段落的段落标题； ...
职称英语 网络资源 Freekaoyan.com 2008-04-11More Than 8 Hours Sleep Too Much of a good Thing1. Although the dangers of too little sleep are widely known, new resear ...
职称英语 网络资源 Freekaoyan.com 2008-04-11US Signs Global Tobacco Treaty1. The United states has taken the first step toward approving a global tobacco treaty tha ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Science Fiction1. Amongst the most popular books being written today are those which are usually classified as science f ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Architecture1. Architecture is to building as literature is to the printed word. The best buildings are often so well co ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Earthquake1. Every year earthquakes are responsible for a large number of deaths and a vast amount of destruction in var ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Museums in the Modern World1. Museums have changed. They are no longer places for the privileged few or for bored vacati ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Geology and Health1. The importance of particular metals in the human diet has been realised within the past few decades ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Hurricanes1. Did you know that before 1950, hurricanes had no names? They were simply given numbers. The first names wer ...
职称英语 网络资源 Freekaoyan.com 2008-04-11The Mir Space Station1. The Russian Mir Space Station, which came down in 2001 at last after 15 years of pioneering the ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Optimists Really Do Live Longer, Say Scientists1. For the philosopher Arthur Schopenhauer optimism was fundamentally wro ...
职称英语 网络资源 Freekaoyan.com 2008-04-11A Baby’s Growth1. To describe a baby's growth, the old saying “one thing leads to another” should really read, “one ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Heartbeat of America1. New York—the Statue of Liberty, the skyscrapers, the beautiful shops on Fifth Avenue and the man ...
职称英语 网络资源 Freekaoyan.com 2008-04-11English and English Community 1. There is no denying that English is a useful language. The people who speak Engli ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Screen Test 1. Every year millions of women are screened with X-rays to pick up signs of breast cancer. If this ha ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Smoke Gets in Your Mind 1. Lung cancer, hypertension, heart disease, birth defects—we are all too familiar with t ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Icy Microbes 1. In ice that has sealed a salty Antarctic lake for more than 2,800 years, scientists have found fro ...
职称英语 网络资源 Freekaoyan.com 2008-04-11How We Form First Impression 1. We all have first impression of someone we just met. But why? Why do we form an op ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Surgery Involving the Heart 1. The heart-lung machine (pump-oxygenator) is a valuable addition to the modern opera ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Aspirin—a New Miracle Drug 1. Using aspirin, an over-the-counter pill on sale every supermarket without a prescri ...
职称英语 网络资源 Freekaoyan.com 2008-04-11第四部分 阅读理解 阅读下面的短文，每篇短文的后面有五个问题，每个问题有四个选答案。请根据短文的内容选择最佳答案。Inspecti ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Ford Abandons Electric VehiclesThe Ford motor company’s abandonment of electric cars effectively signals the end of the ...
职称英语 网络资源 Freekaoyan.com 2008-04-11Winged Robot Learns to FlyLearning how to fly took nature millions of years of trial and error—but a winged robot has c ...
职称英语 网络资源 Freekaoyan.com 2008-04-11 职称英语A， B， C三个等级的考试各由6个部分组成，每个级别的考试题型和题量均相同， 但考试难度逐渐增加（语言难度增加， ...
职称英语 网络资源 Freekaoyan.com 2008-04-11 Medical Journals Medical journals are publications that report medical information to physicians and other he ...
职称英语 网络资源 Freekaoyan.com 2008-04-11 Losing Weight Girls as young as 10 years old are dieting and in danger of developing unhealthy attitudes about we ...
职称英语 网络资源 Freekaoyan.com 2008-04-11 Modern Sun Worshippers People travel for a lot of reasons. Some tourists go to see battlefields or religious shri ...
职称英语 网络资源 Freekaoyan.com 2008-04-11 New York—The Melting Pot Recently the Department of Planning of New York issued a report which laid bare a full ...
职称英语 网络资源 Freekaoyan.com 2008-04-11 The Barbie Dolls In the mid 1940’s, the young ambitions duo Ruth and Ellison Handler, owned a company that made ...
职称英语 网络资源 Freekaoyan.com 2008-04-11 A Ride in a Cable-car A ride in a cable-car is one of the most exciting and enjoyable experiences a child can hav ...
职称英语 网络资源 Freekaoyan.com 2008-04-11 Adaptation of Living Things Certain animals and plants develop characteristics that help them cope with their e ...
职称英语 网络资源 Freekaoyan.com 2008-04-11
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