【正文】 5. She was very curious about the way he counted the votesafter the election for school president.6. My curiosity as well as anger rose as I watched him flip through the letterson my desk in his nosy way. 7. It is quite indifferent to me whether you agree or disagree with the argumentthat men are born evil.8. It39。re happy, the body recovers more quickly from the biological arousal of upsetting emotions. 16. Adults laugh approximately 15 times per day, while children laugh about 400 times a day! When we grow up, somehow we lose a few hundred laughs a day.17. People believe that if they try to be funny and no one laughs, something terrible and embarrassing will happen. 18. The problem is that I tell a joke to coworkers and no one laughs. Now every time I see a straight face I have a panic attack.19. We now know that there are two types of stress: good stress and bad stress. Laughter is a form of good stress, or stress in reverse. 20. Research on stress has shown that bad stress suppresses your immune system while good stress, or laughter, improves the immune system. 21. Being unhappy or very sad can seriously damage your health. So don39。ve had visitors from outer space.9. How do you explain ancient tales of chariots(戰(zhàn)車(chē)) from the sky? And what are the flying ships appearing in science fiction novels before the first plane was ever thought about?10. Even the Bible has been suggested as possible evidence of alien contact,for its numerous accounts of objects in the sky, and other strange events. 11. What secrets lie with ancient Egypt, Stonehenge(Salisbury),or possibly even Atlantis ?Have there indeed been more advanced civilizations of man that have somehow been lost? 12. Some UFO enthusiasts even claim to have been abducted and taken aboard so far, no one has produced scientifically acceptable proof of these claims. 13. Some people believe that UFOs are extraterrestrial spacecraft,even though no scientifically valid evidence supports that belief. 14. Scientists speculate that intelligent life may well exist elsewhere in the universe.15. In addition to many reports and sightings of UFOs,observers have provided photographs or even videos. 16. UFOs became widely discussed only after the first widely publicized US sighting in thousands of such observations have since been reported worldwide. 17. From 1947 to 1969 the US Air Force investigated UFOs as a possible threat to national security. 18. The UK Ministry of Defence recorded 634 UFO sightings in 2009,the second highest annual total after 1978, when there were 750,according to UFO expert Dr David UK Ministry of Defence recorded 634 UFO sightings in 2009,the second highest annual total after 1978, when there were 750,according to UFO expert Dr David Clarke.？A total of 12618 reports were received ,of which 701 or percent were listef as unexplained.19. UFOs have been subject to investigations over the yearsthat vary widely in scope and scientific or independent academics in the United States, Canada, the United Kingdom,Japan, France, Belgium, Sweden, Brazil, Chile, Mexico, Spain, and the Soviet Unionare known to have investigated UFO reports at various have been subject to investigations over the yearsthat vary widely in scope and scientific or independent academics in the United States, Canada, the United Kingdom,Japan, France, Belgium, Sweden, Brazil, Chile, Mexico, Spain, and the Soviet Unionare known to have investigated UFO reports at various times.？Since 1959 no agence of the us government has had any active program of ufo investigation.20. In 1997 the US Central Intelligence Agency (CIA) admitted that the US military had deceived the American publicin an effort to hide information about highaltitude spy planes.21. At least 90 percent of UFO sightings can be identified as conventional objects, although timeconsuming investigations are often necessary for such identification. 22. The objects most often mistaken for UFOs are bright planets and stars, aircraft, birds, balloons, kites, aerial flares, peculiar clouds, meteors, and satellites. UNIT 3Part A1. We are living in an era of globalization.Overseas study has bee popular in many countries.We are living in an era of globalization.2. Each year, over one million students worldwidechoose to study outside their own countries.3. More than 195,000 students from 188 countriesand regions came to study at more than 500 Chinese universities,colleges and research institutes in 2008.This pares with 141,000 students from 179 countries and regions in 2005.4. Meanwhile, the number of American students studying abroadhas more than doubled in the last decade.5. Recent reports by Britain and the US indicatethat China ranks first in the number of studentswho have gained doctorate degrees in the two countries.6. According to a government report,overseas students from China are largely selffunded.7. The number of high school and even primary school students going abroadhas been increasing recently.8. Rapid domestic economic growth makes it more affordablefor Chinese students to study abroad.9. The process of application has bee easiersince many intermediate agencies were founded to help students.10. In the age of a global economy,your experience abroad distinguishes you from others and bees an excellent r233。s queer indeed that a stranger offered me a cup of teawhen I was thirsty on the train during the journey.9. The new regulations imposed by the p