【正文】 UNIT 1Strangers1. The stranger looked at me skeptically for a few minutes and then drove away from the parking lot without a word.2. Though she39。s studied in a foreign language university for several years, she is a stranger French.3. The little boy felt strange amid so many foreign children. 4. It seems odd that John could afford a new BMW,for he was laid off from his job a year ago.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。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 police are very unusual and it will take time to get used to them.10. That newspaper is notorious for giving biased accounts.11. The old lady always slept under the bed with her clothes on,and this eccentric habit of hers actually saved her lifewhen an earthquake struck abruptly one night. 12. Too many people, especially young people,like to use screen names to chat online. 13. Though you can not tell how old your pal(伙伴) in an Internet room is,more often than not you can tell whether the chatter is a male or a female.14. Talkative persons are dangerous, for they have no secrets about themselves and keep no secrets of others.15. I like easygoing people and feel relaxed when talking to them. The monitor, for example, acts and thinks in one and the same way. 16. Speech is silver, but silence is gold. 17. Facial expressions are very important. We sometimes can tell from the way a stranger talks whether he or she is trustworthy or not. 18. Instant Messaging(即時(shí)信息), or IM, is a new phenomenon that has rapidly grown in popularity around the world in just a few years. Some experts now believe that IM may be one of the most popular puter applications ever. 19. IRC, or Internet Relay Chatting, has bee very popularity on the World Wide Web, for it enables people from different part of the world to talk to each other via the Internet.20. MSN is a collection of Internet sites and services provided by used the MSN brand nameto promote numerous popular Webbased services in the late 1990s,most notably Hotmail and Messenger,before reorganizing many of them in 2005 under another brand name, Windows of the MSN services affected by the rebranding included MSN Hotmail,which became Windows Live Hotmail。MSN Messenger, which became Windows Live Messenger。MSN Search, which became Live Search, now known as Bing.？ is a popular instant messaging system that is monly used in China and the AsiaPacific. It enables realtime munication between PCs, mobile phones and pagers. Perhaps it is one of the best ways to develop contact in China.21. Tencent , generally referred to as ,is the most popular free instant messaging puter program in mainland enables realtime munication between PCs, mobile phones and number of simultaneous online users exceeded 100 million on March 5, 2010.？It is reported that the number of registered users in China has exceeded 7 million. On February 18th, 2003 alone, the number of users online was 295063.22. Skype is a popular chatting program on the Skype munications system is notable for its broad range of features,including free voice and video conferencing,its ability to use peer to peer technology(點(diǎn)對(duì)點(diǎn)網(wǎng)絡(luò)技術(shù)) to overe mon firewall(防火墻)and network address translation problems.？Mobile is a service that seamlessly allows the customer’s PCbased instant messaging service to bee integrated with his or her mobile phone, allowing the customer to stay in touch with PCor mobilebased contacts from just about anywhere.UNIT 2UFOs1. UFO stands for Unidentified Flying Object. Some people also call UFOs flying saucers,because their shapes look like saucers. 2. In its broader sense, the UFO includes any object or light, reportedly sighted in the sky, that cannot be immediately explained by the observer. 3. I remember as a child, I would save every penny my mother gave me to buy the latest UFO magazines from the grocery store.4. We cannot deny the existence of the UFO phenomenon simply because we have not seen it or cannot explain it. 5. Science has its limitations and many mysteries throughout the world have remained unsolved.6. Sightings of unusual aerial phenomena date back to ancient times. 7. The early cave paintings and ancient scriptures(經(jīng)文) seem to indicate that we may have had visitors from other worlds or planets in the past. 8. In fact, ancient scriptures from many different cultures would give us the impression that we39。ve had visitors from outer space.9. How do you explain ancient tales of chariots(戰(zhàn)車) 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