【正文】 . 第三部分 英語知識運(yùn)用 （共三節(jié)，滿分 50 分） 第一節(jié) 完形填空 （共 20 小題；每小題 分，滿分 30 分） 閱讀下面短文，從短文后所給各題的四個選項（ A、 B、 C、 D）中選出能填入空白處的最佳選項。s a different way to market your products, logos, and events. These funny logos are made with soap bubbles（肥皂泡） mixed with a little helium gas （氦氣） ,which makes them lighter than air and float in the sky. Special machines are used to make these new funny Flogos. The machine, which can be rented for $ 2,500 a day, can make a Flogo every 1525 seconds. Flogos can fly much higher or lower if needed. They can last from a few minutes to an hour anywhere in the sky, depending on the weather conditions. Though they can fly up to 20, 000 feet, they usually float around at 300 500 feet. Flogos are only white now, but people hope to have more colorful Flogos in the near future. Flogos are Green, 100% environmentally safe, because the soap used to make the Flogo es from plants and leaves. So this fun way of advertising is healthy and good for the environment. 24. Flogos are mainly used to _____. A. advertise in the sky B. make funny bubbles C. improve weather conditions D. see colorful clouds 25. Why are Flogos healthy and good for the environment? A. Because they can float high and last for a long time in the sky. B. Because there is a little helium gas mixed with soap bubbles. C. Because the machines used to make them are special and expensive. D. Because the soap used to make them es from plants and leaves. 26. From the passage, we can infer that Flogos _____. A. can fly for hours in the sky all day B. can have different colors at present C. may be influenced by the weather D. may be the cheapest way of advertising 27. Which of the following can be the best title of the passage? A. Machines Used for Flogos! B. Flogos Logos that fly! C. Advertising Made of Fruits! D. Clouds Like Mickey Mouse! C What will people die of 100 years from now? If you think that is a simple question, you have not been paying attention to the revolution that is taking place in biotechnology(生物技術(shù) ). With the help of new medicine, the human body will last a very long time. Death will e mainly from accidents, murder and war. Today’s leading killers, such as heart disease, cancer, and aging itself, will bee distant memories. In discussion of technological changes, the Inter gets most of the attention these days. But the change in medicine can be the real technological event of our times. How long can humans live? Human brains were known to decide the final death. Cells are the basic units of all living things, and until recently, scientists were sure that the life of cells could not go much beyond l20 years because the basic materials of cells, such as those of brain cells, would not last forever. But the upper limits will be broken by new medicine. Sometime between 2050 and 2100, medicine will have advanced to the point at which every 10 years or so, people will be able to take medicine to repair their ans. The medicine, made up of the basic building materials of life, will build new brain cells, heart cells, and so on — in much the same way our bodies make new skin cells to take the place of old ones. It is exciting to imaging that the advance in technology may be changing the most basic condition of human existence, but many technical problems still must be cleared up on the way to this wonderful future. 28. According to the passage, human death is now mainly caused by . and war B. diseases and aging C. accidents and aging D. heart disease and war 29. In the author’s opinion, today’s most important advance in technology lies in . cells B. the Inter C. medicine D. human an 30. Humans may live longer in the future because . A. human ans can be repaired by new medicine B. human brains can decide the final death C. the basic materials of cells will last forever D. heart disease will be far away from us 31. We can learn from the passage that . A. human