四级 0.50-0.59 1. Use of the mass media as a teaching instrument in the classroom 2. Einstein was born m Ulm, Germany on Mar 3. By the first century A D, historians say, the Chinese had some knowledge 4. The secret of being born lucky is a summer birthday 5. Internet use appears to cause a decline in psychological well-being 6. As I wake up every week day, I find it so hard to get out of bed 7. In the 1970s the prices of most things Americans buy more than doubled 8. Celine is a proud Canadian. That is why she has sung our national anthem 9. After having propounded (E H) his famous theory 10. Laptop computers are popular all over the world The Internet has led to a huge increase in credit-card fraud 12. If a physicist in Houston has his way you' 'll be able to say good-bye 13. Who takes care of the elderly in the United States today 4. I once knew a young man, nineteen years of ag 0.6-0.69 1. Relations between the United States and Colombia suffered for many years 2. He was born opposite Queen Anne, in Anne Arundel County 3. One of the most important goals of education is the achievement 4. The U. S generates about four billion tons of solid wastes a year 5. America has long had the reputation of being a"land of opportunity 6. Psychology and sociology both belong to social sciences 7. Mans best friend is color-blind, but, fortunately, 8. Europe's population will continue to decline for decades 9. Basketball and baseball are sports that are very much alike 10 Shots ring out in South Central Los angeles Albert Einstein was a German-American physicist 12. In the 1950s and 1960s a number of far-reaching changes occurred 13. Halloween(万圣节) had its origins in the festival of Samhain 14. Brazil has become one of the developing countries 15. Human wants seem endless 0.70-0.79 1. The Library of Congress is America's national library 2. People are fascinated by robots 3. Industrial pollution is not only a problem for the countries 4. Although machines have been around for a long time 5. Life is difficult 6. People who sleep about seven hours a night live the longest 7. Japanese officials are struggling to prevent the spread of mad cow disease 8. An evergreen tree, often a pine or fir(冷杉), 9. Sony was incorporated in 1946 as Tokyo Telecommunications四级 0.50 – 0.59 1. Use of the mass media as a teaching instrument in the classroom 2. Einstein was born m Ulm, Germany on Mar 3. By the first century A D., historians say, the Chinese had some knowledge 4. The secret of being born lucky is a summer birthday, 5. Internet use appears to cause a decline in psychological well-being 6. As I wake up every week day, I find it so hard to get out of bed 7. In the 1970s the prices of most things Americans buy more than doubled. 8. Celine is a proud Canadian. That is why she has sung our national anthem 9. After having propounded (提出) his famous theory, 10. Laptop computers are popular all over the world. 11. The Internet has led to a huge increase in credit-card fraud. 12. If a physicist in Houston has his way you”ll be able to say good-bye 13. Who takes care of the elderly in the United States today 14. I once knew a young man, nineteen years of age, 0.6 –0.69 1. Relations between the United States and Colombia suffered for many years 2. He was born opposite Queen Anne, in Anne Arundel County 3. One of the most important goals of education is the achievement 4. The U. S. generates about four billion tons of solid wastes a year 5. America has long had the reputation of being a “land of opportunity”, 6. Psychology and sociology both belong to social sciences, 7. Man’s best friend is color-blind, but, fortunately, 8. Europe’s population will continue to decline for decades 9. Basketball and baseball are sports that are very much alike 10. Shots ring out in South Central Los Angeles. 11. Albert Einstein was a German-American physicist 12. In the 1950s and 1960s a number of far-reaching changes occurred 13. Halloween (万圣节) had its origins in the festival of Samhain 14. Brazil has become one of the developing countries 15. Human wants seem endless. 0.70 – 0.79 1. The Library of Congress is America's national library 2. People are fascinated by robots. 3. Industrial pollution is not only a problem for the countries 4. Although machines have been around for a long time 5. Life is difficult 6. People who sleep about seven hours a night live the longest 7. Japanese officials are struggling to prevent the spread of mad cow disease. 8. An evergreen tree, often a pine or fir (冷杉), 9. Sony was incorporated in 1946 as Tokyo Telecommunications