专四历年听写94-10.doc

历年英语专业四级考试听力听写原文（1994年-2010年） The American Family (1994) The concept of family life has changed considerably over the years. / In earliest times, several generations lived together in clans, / which consisted of all living descendents and their husbands or wives. / These clans were almost totally self-sufficient, / every member contributing in some way toward the survival of the group. / The men hunted and fished for food or sometimes maintained flocks of sheep or goats. / The women baked bread and roasted the meat their men provided. / Special members of the community were selected to make products like pottery, baskets and home weapons. / But with the development of greater varieties of food, clothing and shelter, / a single clan could no longer develop all the individual skills the group required. / Clans merged into larger societies and at the same time broke into smaller units consisting of married couples and their children. / Later the Industrial Revolution brought about even more important changes in family life. / New inventions brought shorter working hours for men and easier housekeeping routines for women. / Today a productive family life suggests not the groups cooperative efforts of working together, / but the pleasant and meaningful sharing of its leisure. Unidentified Flying Objects (1995) There are many explanations for why UFOs visit the Earth. / The most popular one is that they maybe visitors from other planets./ To fly such aircraft, their builders must develop different forms of aviation,/because they seem to fly much faster than normal aircraft./ The UFOs, it is believed, must contain scientists/ from other planets who are studying life on earth./ It is even believed that several such aircraft may have landed on earth/ and the space visitors may be living amongst us./ But there are also less fantastic explanations available./ Although some sightings of UFOs are difficult to explain, most can be explaine