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The Human Genome(基因组) Project, a great $3 billion, 15-year task aimed at drawing the genetic map of humans, is now more than 90 percent completed. The scientific and medical communities are very excited about the chances genetic research provides for getting rid of diseases and prolonging(延长)human life. But those communities and policy makers are also careful about the scientific door they are opening as the project uncovers the mysteries of life.
For the last few years, the genetic advances in the fast developing field of biotechnology have provided material for all kinds of work, but the developments of modern science in unlocking the secrets of human genetic code have opened a world of possibilities for human health, as well as for the population imagination.
While European and Japanese researchers are making rapid progress in decoding human DNA, the leading organization for genetic research in the Untied States, which began in 1990, is “unlocking the code” of the human body to learn how to defeat fatal diseases. Already, the Human Genome Project has become widely known and praised for finding the genes connected with as yet terrible diseases, and making progress toward separating the genes that show a sign of breast cancer(乳腺癌)or AIDS.
Once these genes are found and studied, researchers can develop new ways to attack infections, and genetic diseases. Medical companies are very interested in mapping the human genome, as they expect to develop a lot of new drugs for these illnesses.
【小题1】Why did the scientists work so hard at mapping the human genome?
| A.Because the human genome can destroy many illnesses. |
| B.Because the human genome’s completion can help to get rid of many diseases. |
| C.Because they wanted to be better known than others. |
| D.Because the Human Genome Project can provided a lot of chances of work. |
| A.Japan | B.Germany |
| C.The United States | D.China |
| A.If the genes can be found, scientists can study many new ways to cure illnesses. |
| B.The United States began genetic research early in the 19th century. |
| C.Many medical companies show great interest in drawing the human genome map. |
| D.The scientists have made great progress in connecting some genes with the cancers. |
| A.The great human genome. | B.The discovery of genes. |
| C.Unlocking the genetic code. | D.Genes and scientists. |
The Human Genome(基因组) Project, a great $3 billion, 15-year task aimed at drawing the genetic map of humans, is now more than 90 percent completed. The scientific and medical communities are very excited about the chances genetic research provides for getting rid of diseases and prolonging(延长)human life. But those communities and policy makers are also careful about the scientific door they are opening as the project uncovers the mysteries of life.
For the last few years, the genetic advances in the fast developing field of biotechnology have provided material for all kinds of work, but the developments of modern science in unlocking the secrets of human genetic code have opened a world of possibilities for human health, as well as for the population imagination.
While European and Japanese researchers are making rapid progress in decoding human DNA, the leading organization for genetic research in the Untied States, which began in 1990, is “unlocking the code” of the human body to learn how to defeat fatal diseases. Already, the Human Genome Project has become widely known and praised for finding the genes connected with as yet terrible diseases, and making progress toward separating the genes that show a sign of breast cancer(乳腺癌)or AIDS.
Once these genes are found and studied, researchers can develop new ways to attack infections, and genetic diseases. Medical companies are very interested in mapping the human genome, as they expect to develop a lot of new drugs for these illnesses.
1.Why did the scientists work so hard at mapping the human genome?
|
A.Because the human genome can destroy many illnesses. |
|
B.Because the human genome’s completion can help to get rid of many diseases. |
|
C.Because they wanted to be better known than others. |
|
D.Because the Human Genome Project can provided a lot of chances of work. |
2.According to the passage, which of the following countries is the most advanced in genetic research?
|
A.Japan |
B.Germany |
|
C.The United States |
D.China |
3.According to the passage, which of the following is NOT true?
|
A.If the genes can be found, scientists can study many new ways to cure illnesses. |
|
B.The United States began genetic research early in the 19th century. |
|
C.Many medical companies show great interest in drawing the human genome map. |
|
D.The scientists have made great progress in connecting some genes with the cancers. |
4.What is mainly talked about in this passage?
|
A.The great human genome. |
B.The discovery of genes. |
|
C.Unlocking the genetic code. |
D.Genes and scientists. |
查看习题详情和答案>>
The Human Genome(基因组) Project, a great $3 billion, 15-year task aimed at drawing the genetic map of humans, is now more than 90 percent completed. The scientific and medical communities are very excited about the chances genetic research provides for getting rid of diseases and prolonging(延长)human life. But those communities and policy makers are also careful about the scientific door they are opening as the project uncovers the mysteries of life.
For the last few years, the genetic advances in the fast developing field of biotechnology have provided material for all kinds of work, but the developments of modern science in unlocking the secrets of human genetic code have opened a world of possibilities for human health, as well as for the population imagination.
While European and Japanese researchers are making rapid progress in decoding human DNA, the leading organization for genetic research in the Untied States, which began in 1990, is “unlocking the code” of the human body to learn how to defeat fatal diseases. Already, the Human Genome Project has become widely known and praised for finding the genes connected with as yet terrible diseases, and making progress toward separating the genes that show a sign of breast cancer(乳腺癌)or AIDS.
Once these genes are found and studied, researchers can develop new ways to attack infections, and genetic diseases. Medical companies are very interested in mapping the human genome, as they expect to develop a lot of new drugs for these illnesses.
67. Why did the scientists work so hard at mapping the human genome?
A. Because the human genome can destroy many illnesses.
B. Because the human genome’s completion can help to get rid of many diseases.
C. Because they wanted to be better known than others.
D. Because the Human Genome Project can provided a lot of chances of work.
68. According to the passage, which of the following countries is the most advanced in genetic research?
A. Japan B. Germany C. The United States D. China
69. According to the passage, which of the following is NOT true?
A. If the genes can be found, scientists can study many new ways to cure illnesses.
B. The United States began genetic research early in the 19th century.
C. Many medical companies show great interest in drawing the human genome map.
D. The scientists have made great progress in connecting some genes with the cancers.
70. What is mainly talked about in this passage?
A. The great human genome. B. The discovery of genes.
C. Unlocking the genetic code. D. Genes and scientists.
查看习题详情和答案>>The first field season is now over at the hut village of the workmen who built the tombs in the Valley of the Kings.However,the archaeologists working on the excavation(挖掘)have found that they still have a great deal to do.The sun,the wind and tourists have left their mark on the village,originally discovered by Bernard Bruyhre in 1935.
“From our modern perspective,it is upsetting to see how the village was first excavated and then left to be destroyed.Passers-by have used the huts as rubbish dumps and restrooms,”says Jaana Toivari—Viitala,a teacher at the University of Helsinki.“Fortunately,while we still have some surface cleaning to do,conservation are off to a good start.’’
The hut viliage offers rare insight into everyday life in ancient Egypt.
“In the early twentieth century,archaeologists were only interested in the tombs of kings. The workmen’s huts they discovered were seen as a necessary evil in the quest for the real trea sures.’,
“Now several international research groups on different excavations are examining everyday life and work in the Valley of the Kings.This seems to be a trend in archaeology right now.”Toivari-Viitala says.
Her research group wants to find out why the hut village was built on the slope of a mountain,halfway between the construction site and Deir-el-Medina.They are also interested in how many workers lived in the village at a time,when they lived there,and what their role was in the construction work.
“Comparing the names found in the village and in Deir-el-Medina provides useful information.Judging from the construction methods,settlement in the village can be divided into two separate periods:the initial settlement and a later one.”
For the time being,much is up to guessing,but Toivari-Viitala believes that the coming four field seasons,three months each,will see results.
“The working conditions are not nearly as difficult as I thought they would be. The cool winds in the mountains nicely alleviate the heat.”
The research group working on the“Workmen’s huts in the Theban mountains”project is planning to return to the Valley of the Kings in October.
71.What does the passage mainly talk about?
A.The hut village in the Valley of the Kings.
B.The excavation of the tombs in the Valley.
C.The archaeologists working on the excavation.
D.Everyday life and work in the Valley of the Kings.
72.Which of the following is NOT true of the hut village according to the passage?
A.It has been damaged a lot.
B.It can tell us a lot about ancient Egypt.
C.It has attracted archaeologists’attention.
D.It has a lot of real treasures somewhere in it.
73.What’s the new trend in archaeology right now according to Toivari-Viitala?
A.Being interested in the tombs of kings.
B.Examining everyday life and work in the Valley of the Kings.
C.Using the huts as rubbish dumps and restrooms.
D.Guessing what the result will be beforehand.
74.From the passage we know that the author is one of .
A.the workmen who built the tombs in the Valley of the Kings
B.the archaeologists working on the excavation of the village
C.those in favour of Toivari-Viitala’s ideas and plans
D.the passers-by who used the huts as dumps and restrooms
75.We can infer from the passage that
A.people know little about the hut village by now
B.the workmen’s huts were not discovered until very recently
C.the research group working on the workmen’s huts will suffer a lot
D.the hut village is much more valued by archaeologists than the tombs
查看习题详情和答案>>The Eiffel Tower was built in 1889, in memory of the 100th birthday of the French Revolution. The Prince of Wales, later King Edward VII of England, opened the tower. Of the 700 suggestions that were handed in, Gustave Eiffel’s was chosen.
However, at first, it was not well accepted by all and a group of people — including many well-known writers and painters at that time — were fiercely against its design.
Being about 300 meters in height, and 7,000 tons in weight, it was the world’s tallest building until 1930. It was a great project for France. 300 workers took two years to build it. It isn’t an ordinary building, since it is almost made of steel. For example, its body moves around at most 12 cm in heavy wind. Moreover, its height changes up to 15 cm according to the temperature.
It was almost destroyed in 1909, but was saved because of its antenna(天线), which is used for communication at that time. Beginning in 1910 it became part of the International Time Service. French radio and French television have also made good use of its height.
The Eiffel Tower has also seen a few strange things. In 1923, a journalist rode a bicycle down from the first level of it. And in 1954, a mountain climber climbed on top of it and tried to measure its exact height.
Anyway, although its birth was difficult, it is now well accepted all over the world. It has been considered as one of the symbols of Paris.
【小题1】The passage mainly tells us ________.
| A.the history of the Eiffel Tower |
| B.some information about its design |
| C.what the Eiffel Tower was used for |
| D.how it became one of the symbols of Paris |
| A.Many people couldn’t accept the Eiffel Tower at the beginning. |
| B.It was the world’s tallest building for hundreds of years. |
| C.A journalist rode down from the Eiffel Tower in 1954. |
| D.The Eiffel Tower was saved because of its height. |
| A.1889 | B.1923 | C.1789 | D.1930 |