【正文】 for the astronauts who relied on them.“I worked a bit with NASA engineers,” says Voss, but I did it mostly by analysis. I used ahandheld calculator, not a puter, to do a thermodynamic (熱力學(xué)的) analysis, important.” For the academic side, Voss says, the ASEE program also I. strengthening his determination to join in space flightsIII. consolidating his astronaut status in NASA programs As parents, what terrorizes us most are reports that children are at higher risk because theybreathe more times per minute. What more can we do to protect them and ourselves? Ourpediatrician39。t be here long enough for our children to form the impression that skies are colored only gray. And yet the government cannot do what it must to end this problem. For any country, especially a developing Third World economy like Mexico39。 D. The Mexican history and culture appeal to the author.43. The word hawk (Paragraph 3) most probably means ________. B. transport C. Mexicans are able to adapt themselves to the current emergency C. show the worries about the air pollutionPassage Three In 1998 consumers could purchase virtually anything over the Internet. Books, pact discs, and even stocks were available from World Wide Web sites that seemed to spring up almost daily. A few years earlier, some people had predicted that consumers accustomed to shopping in stores would be reluctant to buy things that they could not see or touch in person. For a growing number of timestarved consumers, however, shopping from their home puter was proving to be a convenient alternative to driving to the store. A research estimated that in 1998 US consumers would purchase $ billion of goods over the Internet, double the 1997 total. Finding a bargain was getting easier owing to the rise of onlineauctions and Web sites that did parison shopping on the Internet for the best deal. For all the consumer interest, retailing in cyberspace was still a largely unprofitable business, however. Internet pioneer Amazon., which began selling books in 1995 and later branched into recorded music and videos, posted revenue of $ million in the third quarter, up from $ million in the same period of 1997. Overall, however, the pany39。 C. Internet retailing is a profitable business. bargain on the Internet was getting easier partly because _______. D. there were more goods available on the Internet48. For all the consumer interest (Paragraph 3) means ________. D. all the consumers are much interested49. It can be inferred from the passage that Amazon. Com ________. D. suffers a great loss on the stock market50. Investors are interested in Internet retailing because __________. A. our society is unjust towards wellmannered motorists A. the driver39。 B. the driver39。 C. the driver39。 D. the driver39。 A. Drivers should be ready to yield to one another B. strict traffic regulations are badly neededs media panies is vertical integrationan attempt to control several related aspects of the media business at once, each part helping the other. Besides publishing magazines and books, Time Warner, for example, owns Home Box Office (HBO), Warner movie studios, various cable TV systems throughout the United States and CNN as well. The Japanese pany Matsushita owns MCA Records and Universal Studios and manufactures broadcast production equipment.s stock when the stock bees available. The open availability of stock in these panies means that anybody with enough money can invest in the American media industries, which is exactly how Rupert Murdoch joined the media business. The second reason for the increase in media alliances is that beginning in 1980, the FederalCommunications Commission (FCC) gradually deregulated the broadcast media. Before 1980, for example, the FCC allowed one pany to own only five TV stations, five AM radio stations, and five FM radio stations。 A. They both belong to Rupert Murdoch. A. They used to sell and buy each other in great numbers. B. The media39。 C. The ever tougher regulations of the FCC on the media since 1980. s stocks on stock exchanges.59. What is the FCC39。 A. It allows panies to sell their stocks publicly.t allow panies to sell their stocks publicly. B. it decides whether we can have different aspects of the medias pet phrase.Times change quickly. Education is going rapidly out of fashion. Learning (to be exact, lifelong learning ) is New Labour39。 reflects more than a change of language. It stems from both educational research and　leftwing ideas. During the 1980s, British educationalists got some new American ideas. One was the　notion that traditional examinations do not test the full range of people39。 B. reflects the traditional ideas in educations wish to restrict choices C. the new schemes are intended to improve the skills of Britain39。 D. traditional teaching methods cannot satisfy the needs of individual learners63. It can be inferred from the passage that the new projects _________. D. will be carried out in the traditional institutions64. In the second paragraph, the writer suggests that __________.s abilities B. has not changed its educational policy should be made even before the choice of a curriculum in high school. Actually, 68 73 75 78 81 , these occupations are not always well paid. Since a large proportion of jobs are in mechanical and manual work, theto these fields. 85 C. acmodation B. therefore D. thereby68. A. entirely B. mainly C. partly C. furthermore D. with74. A. little D. turn77. A. our C. tendencies B. any C. no C. minority B. suggestion C. consideration C. out of D. without85. A. turns D. risks