题目内容
听下面5段对话或独白。每段对话或独白后有几个小题，从题中所给的A、B、C三个选项中选出最佳选项，并标在试卷的相应位置。听每段对话或独白前，你将有5秒钟的时间阅读各个小题；听完后，各小题将给出5秒钟的作答时间。每段对话或独白读两遍。 When would the meeting start
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人类基因组计划的成果是多方面的，主要体现在鉴定基因的4张图上，分别是哪4张图遗传作图中应用了大量遗传标记，试举出四种遗传标记及利用它们进行遗传作图的原理。
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B Our surroundings are being polluted faster than ever and it seems that people cannot prevent it. Time is bringing us more people, and more people will bring us more industry, more cars, larger cities, and the growing use of man-made materials. What can explain and settle this problem The fact is that pollution is caused by man—by his desire for a modern way of life. We make "increasing industrialization" as our first aim. So we are often ready to offer everything: clean air, pure water, good food, our health and the future of our children. There is a constant flow of people from the country-side into the cities, eager for the achievements of our modern society. But as our technological achievements have grown in the last 20 years, pollution has become a serious problem. Isn’t it time we stopped to ask ourselves where we are going—and why It makes one think of the story about the pilot who told his passengers over the loudspeaker," I’ve some good news and some bad news. The good news is that we’re making rapid progress at 530 miles per hour. The bad news is that we are lost and don’t know where we’re going." The sad fact is that this becomes a true story when speaking of our modern society. Man cannot prevent the world from being polluted because ______.
C The English author, Richard Savage, was once living in London in great poverty. In order to earn a little money he had written the story of his life, but not many copies of the bock had been sold in the shop, and Savage was living from hand to mouth. As a result of his lack of food he became very ill, but after a time, because of the skill of the doctor who had looked after him, he got well again. After a week or two the doctor sent a bill to Savage for his visits, but poor Savage hadn’t any money and couldn’t pay it. The doctor waited for another month and sent the bill again. But still no money came. After several weeks he sent it to him again asking for his money. In the end he came to Savage’s house and asked him for payment, saying to Savage, "You know you owe your life to me and I expected some gratitude from yon." "I agree," said Savage, "that I owe my life to you, and to prove to you that I am not ungrateful for your work I will give my life to you." With these words he handed to him two copies entitled THE LIFE OF RICHARD SAVAGE. According to the text we can imagine that ______.
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