[外语类试卷]大学英语六级（听力）模拟试卷83（无答案）.doc

1、大学英语六级（听力）模拟试卷 83（无答案）Section CDirections: In this section, you will hear a passage three times. When the passage is read for the first time, you should listen carefully for its general idea. When the passage is read for the second time, you are required to fill in the blanks numbered from 36 to 43

2、with the exact words you have just heard. For blanks numbered from 44 to 46 you are required to fill in the missing information. For these blanks, you can either use the exact words you have just heard or write down the 0 The mobile phone is set to become one of the central technologies of the 21st

3、century. Within a few years, the mobile phone will(S1)_ into a multi-functional communicator capable of(S2)_ and receiving not only sound, but also video, still images, data and text. A whole new era of personal(S3)_ is on the way.Thanks in part to the growth of(S4)_networks, the telephone is conver

4、ging with the personal computer and the television. Soon light-weight phones(S5)_ with high-resolution screens will be(S6)_ to satellites enabling people to talk, send and receive e-mail, or take part in video(S7)_ anytime, anywhere. These phones might also absorb many of the(S8)_functions of the de

5、sktop computer.(S9)_, such as trading stocks, gambling, shopping and buying theater and airline tickets.(S10)_. In Europe, mobile phones are already being used for electronic commerce. Most phones contain a subscriber identification module or SIM card to identify a user to the phone network. But the

6、 card could also facilitate limited financial transactions. Deutsche Bank and Nokia, for example, are working together to develop mobile banking services. Another approach is to add a slot to mobile phones for a second smart card designed for mobile e-commerce.(S11)_.1 (S1)2 (S2)3 (S3)4 (S4)5 (S5)6

7、(S6)7 (S7)8 (S8)9 (S9)10 (S10)11 (S11)11 A new study says ancient snow on top of Mount Kilimanjaro in Tanzania could be gone in about 20 years. Huge layers of ice formed on the African mountain during a wet(S1)_ about 11, 000 years ago. But scientists say the ice on top of the mountain is melting be

8、cause of rising(S2)_ in recent years.The scientists used maps, modern navigational(S3)_ and markers placed on the mountain to(S4)_the ice. They found that the ice on Mount Kilimanjaro has(S5)_ from about 12 square kilometers in 1912 to about 2 square kilometers today. That is about an 80 percent red

9、uction in the ice. Scientists say the ice will be gone by 2020 if it continues to melt at its current rate.Mount Kilimanjaro is the highest mountain in Africa. It is almost 5,900 meters high. The top part of the mountain is(S6)_ with snow. The mountain rises above flat land. The land is home to many

10、 different kinds of animals. Many stories have been written about the famous mountain. The most famous is Ernest Hemingways The Snows of Kilimanjaro. Some ancient(S7)_ in Africa consider the mountain to be a(S8)_ place.About 20, 000 people visit Mount Kilimanjaro every year to see the famous snow-to

11、pped mountain. It even has its own(S9)_ airport. The government of Tanzania fears that the melting ice will affect tourism and weaken the economy. The(S10)_ ice already has reduced the amount of water(S11)_ from the mountain to some Tanzanian rivers. Water from the mountain supplies many villages.12

12、 (S1)13 (S2)14 (S3)15 (S4)16 (S5)17 (S6)18 (S7)19 (S8)20 (S9)21 (S10)22 (S11)22 One of the most important social developments that made possible a shift in thinking about the role of public education was the effect of the baby boom of the 1950s and 1960s on the schools. In the 1920s, but(S1)_. With

13、the growing prosperity brought on by the Second World War and the followed economic boom, young people married and established households earlier and began to raise larger families. Birth rates rose.(S2)_. The increased value placed on the idea of the family also helps to explain this rise in birth

14、rates.(S3)_. The public school system suddenly found itself overtaxed. While the number of schoolchildren rose,(S4)_. The wartime economy meant that few new schools were built between 1940 and 1945. Moreover, during the war and in the boom times that followed,(S5)_.Therefore in the 1950s and 1960s,

15、the baby boom hit an inadequate school system. Consequently, keeping youths aged sixteen and older out of the labor market by keeping them in school could no longer be a high priority. With the baby boom,(S6)_. The system no longer had much interest in offering non-traditional, new, and extra servic

16、es to older youths.23 (S1)24 (S2)25 (S3)26 (S4)27 (S5)28 (S6)28 Last week, speakers at a program in Washington discussed using nanotechnology(纳米技术)to improve health care in developing countries.Peter Singer at the University of Toronto says that a nanotechnology called quantum dots(量子点)could be used

17、 to(36)_cases of malaria(疟疾). He says it could offer a better way than the (37)_ process of looking at a persons blood under a (38)_. In poor countries, this process is often not (39)_. As a result, sick people may get treated for malaria even if they do not have it. Such misuses of medicines can le

18、ad to drug(40)_. Quantum dots are particles that give off light when(41)_. Researchers are studying ways to program them to identify diseases by lighting up in the presence of a targeted molecule.Experts say nanotechnology shows a(42)_ not just for diagnosing diseases, but also for treating them. Pi

19、otr Grodzinski of the National Institute of Health talked about how nanotechnology could make drugs more(43)_. He talked about cancer drugs already developed with nanotechnology. He says(44)_Andrew Maynard is the chief scientist for the Project on Emerging Nanotechnology at the Woodrow Wilson center.(45)_. But he also noted that there is some risk in suing nano-materials. He says nanometer-sized particles behave differently in the body and in environment compared to larger particles.(46)_.29 (36)30 (37)31 (38)32 (39)33 (40)34 (41)35 (42)36 (43)37 (44)38 (45)39 (46)