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Good afternoon, ladies and gentlemen, and welcome aboard your Scenic Cruiser Bus to Saint Louis, Memphis, and New Orleans with changes in Saint Louis for Kansas City and points west.This coach is scheduled to arrive in Saint Louis at eight o’clock. You will have a fifteen-minute rest stop at Bloomington at three o’clock and a half-hour dinner stop at Springfield at five-thirty.Passengers on this coach are scheduled to arrive in Memphis at seven o’clock tomorrow morning and in New Orleans at five o’clock tomorrow afternoon. Please don’t forget the number of your coach when re- boarding. That number is 4118.Let me remind you that federal regulations prohibit smoking cigarettes except in the last three rows to the rear of the coach. No pipe or cigar smoking is permitted anywhere in the coach. If you wish to smoke. kindly move to the last three rows.This coach is rest-room equipped for your comfort and convenience. Please watch your step when moving about in the coach. Relax and enjoy your trip, and thank you for traveling Scenic Cruiser Bus Lines. The coach will arrive in New Orleans at five()afternoon.

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Angela Rogers is describing a boat trip which she took with her husband down the Nile.It was the summer of last year when we went, It was a special package holiday which included three days in Cairo, and a week cruising down the Nile. It sounded lovely in the brochure. Relaxing. luxurious, delicious food—all the unusual things. And the boat looked nice in the picture. In fact when we got there, and on the boat, it was exactly the opposite of luxurious. It was positively uncomfortable. It was too small to be comfortable. And too hot. The only air-conditioning was from the wind and inside, in the cabins, it was too hot to sleep, and the dining room was stifling.My husband and I paid the special rate for the best cabin. I’m glad we didn’t have to stay in the worst one. The cabins were very poorly equipped; there wasn’t even a mirror, or a socket for a hair drier, or even a point for the electric razor. There was a shower, but the water pressure wasn’t high enough to use it. The cabin was badly designed as well. There wasn’t enough room to move. The beds took up three quarters of the space.The brochure also talked about the mouth-watering French cuisine available on board, but you could hardly call it food It was boring, and practically inedible. There was nothing to do, really. There was a table-tennis table, but one bat was broken. In the daytime the decks were so crowded, there wasn’t even enough room to sit, We did stop now and then for a swim, but who wants to swim in that filthy river I certainly didn’t. In fact they found the boat they would take is().

The promise of finding long-term technological solutions to the problem of world food shortages seems difficult to fulfill Many innovations that were once heavily supported and publicized have since fallen by the wayside. The proposals themselves were technically feasible, but they proved to be economically unenviable and to yield food products culturally unacceptable to their consumers.One characteristic common to unsuccessful food innovations has been that, even with extensive government support, they often have not been technologically adapted or culturally acceptable to the people for whom they had been developed. A successful new technology, therefore, must fit the entire sociocultural system in which it is to find a place Security of crop yield, practicality of storage, and costs are much more significant than what had previously been realized by the advocates of new technologies.The adoption of new food technologies depends on more than these technical and cultural considerations; economic factors and governmental policies also strongly influence the ultimate success of any innovation. Economists in the Anglo-American tradition have taken the lead in investigating the economics of technological innovation. Although they exaggerate in claiming that profitability is the key factor guiding technical change -- they completely disregard the substantial effects of culture—they are correct in stressing the importance of profits. Most technological innovations in agriculture can be fully used only by large landowners and are only adopted if these profit-oriented business people believe that the innovation will increase their incomes, Thus innovations that carry high rewards for big agribusiness groups will be adopted even if they harm segments of the population and reduce the availability of food in a country. Further, should s new technology promise to alter substantially the profits and losses associated with any production system, those with economic power will strive to maintain and improve their own positions. Therefore, although technical advances in food production and processing will perhaps be needed to ensure food availability, meeting food needs will depend much more on equalizing economic power among the various segments of the populations within the developing countries themselves. The passage mentions all of the following as factors important to the success of a new food technology EXCEPT the ().

A. cost Of the crop
B. practicality of storage of the crop
C. cultural acceptability of the crop
D. nutrition of the crop

Lacking a cure for AIDS, society must offer education, not only by public pronouncement but in classrooms. Those with AIDS or those at high risk of AIDS suffer prejudice; they are feared by some people who find living itself unsafe, while others conduct themselves with a "bravado" that could be fatal. AIDS has afflicted a society already short on humanism, open-handedness and optimism. Attempts to strike it out with the offending microbe are not abetted by pre-existing social ills. Such concerns impelled me to offer the first university level undergraduate AIDS course, with its two important aims.To address the fact the AIDS is caused by a virus, not by moral failure of societal collapse. The proper response to AIDS is compassion coupled with an understanding of the disease itself. We wanted to foster (help the growth of) the idea of a humane society.To describe how AIDS tests institutions upon which our society rests. The economy, the political sys- tem, science, the legal establishment, the media and our moral ethical-philosophical attitudes must respond to the disease. Those responses, whispered, or shrieked, easily accepted or highly controversial, must be put in order if the nation is to manage AIDS. Scholars have suggested that how a society deals with the threat of AIDS describes the extent to which that society has the right to call itself civilized. AIDS, then, is woven into the tapestry of modem society; in the course of explaining that tapestry, a teacher realizes that AIDS may bring about changes of historic proportions. Democracy obliges its educational system to prepare students to become informed citizens, to join their voices to the public debate inspired by AIDS. Who shall direct just what resources of manpower and money to the problem of AIDS Even more basic, who shall formulate a national policy on AIDS The educational challenge, then, is to enlighten the individual and the societal, or public responses to AIDS. Why did the author offer the AIDS course()

A. He wanted to teach people about a cure for AIDS.
B. People need to be taught how to avoid those with AIDS.
C. He wanted to teach the students that AIDS resulted from moral failure.
D. People take improper attitudes towards AIDS and those with or at high risk of AIDS,

M: Hi, Claire. How does it feel to be back on campusW: Hi, Gee. Well, to tell you the truth, I have mixed feelings.M: Oh, whyW: I have this great summer job that I really hated to leave I worked at the wild life research center in Maryland.M: That makes sense for a genetic major. What did you do Clean the cagesW: This is a wild life center, not a zoo. This place breeds endangered species and tries to prepare them for life in the wild.M: You mean the endangered species like the tiger and the pandaW: Well, endangered species, yes. But not tigers or pandas. I work with whooping cranes and sandhill cranes. I taught the baby crane how to eat and drink, and I help the vets to give medical check-ups.M: I can see it was hard to leave that job. But how did you teach a bird how to eat and drinkW: We covered ourselves up with cloth and used puppets made out of stuffed crones to show the baby chicks what to do. Then the chicks copied what the puppets did.M: Cloth Puppets Sounds like fun.W: It was. The cloth and puppets are the key tools. We all covered ourselves up, the scientists, the vets, the junior staff, everybody. You see, baby cranes will become attached to their caretakers.M: So if the caretaker is a person, the crane will stay in places where people are.W: Yeah. And their chances for survival aren’t very good. But by covering ourselves and using cloth and puppets the chicks are more likely to seek out other birds rather than people. And their transition to the wild has a better chance of being successful.M: A chance of being successful Hasn’t this been done beforeW: It’s been done with sandhill cranes and everyone is optimistic about its work with whooping cranes too.M: If this works, it should increase the number of cranes in the wild.W: Yeah. It’s exciting, isn’t it Why does the man mention tigers and pandas()

A. He once had a job in a zoo.
B. They’re familiar examples of endangered species.
C. He’s interested in the genetics of mammals.
D. They also become attached to humans.

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