牛津英语整理模块七课文及翻译.docx

1、牛津英语整理模块七课文及翻译Unit 1TV and audio devices: a reviewEarly history of TVThe first public showings of wireless TV transmissions were made in 1925 in the USA and in 1926 in Britain. Later, in 1928,the first long-distance TV broadcast was made between the UK and the USA. Regular public broadcasting follow

2、ed shortly after, first beginning on 11May 1928 in New York and in London on 20 August 1929. Many different people contributed to the development of TV. Because of this, it is still uncertain who invented TV. Altogether, three men could be responsible.Vladimir Zworykin, a Russian living in the USA,

3、Philo Farnsworth, a farm boy from Utah in the USA, and John Logie Baird from Scotland all invented early forms of TV between 1923 and 1927.A few years later, color TV was first shown in 1929. It took more than two decades, though, until 1951, for colour broadcasts to begin in the USA. By 1967, most

4、broadcasts were in color and within five years, more colour than black-and-white TV sets were being used.The modern age: cable TV, satellite TV, digital TV, .Cable TV began in 1948 in the USA, but it took 50 years before 66 per cent of American households had it. Satellites were used to broadcast TV

5、 beginning in 1962.Some consider digital TV to be superior to satellite TV because it allows the same services to be delivered with clearer pictures than before. International standards for digital TV were established in 1989 and within five years, consumers in the USA had access to 200 channels. By

6、 2004, digital TV signals were being received by 55 per cent of households in Britain.In 1996, a completely new concept was introduced when the first Web TV set-top boxes came onto the market. This combines the TV set with the World Wide Web. With interactive TV programming, you can play along with

7、game shows, respond to questionnaires and chat to other viewers.Early history of audio devicesIt all began in 1877 when Thomas Edison made the first recording of a human voice. Ten years later, the first record player was developed. It was invented by Emile Berliner, a German living in the USA. At t

8、hat time, the record player had to be wound up by hand and only played a record for two minutes. In 1958, the first LPs (long-play records) came onto the market.Tape recorders and players1931 was the year when a German company began to make the first tape recorders, which could record and play sound

9、s on a tape wound around a round object. In 1948, three American scientists invented the transistor, which is a small electronic device to control an electric current, but they only developed it for military use. Two young Japanese engineers had a better idea. They bought the patent and applied the

10、technology to create the transistor radio. In 1954, the invention of the transistor led to the development of cassette recorders. Then, in 1979, the Walkman, a portable pocket-sized cassette tape player, was introduced and became so popular that Walkman was added to the Oxford English Dictionary in

11、1986.Sound goes digitalIn 1982, the first CDs (compact discs) produced by using digital technology were made available. In 1986, when the D-50, a portable CD player, was launched, the Discman was born. In the following years, more CD recordings became available, and in 1988, for the first time ever,

12、 people were demanding more CDs than LPs.The next new development was the MD (MiniDisc) player in1992. This is like a mini CD player but can also record music and is very easy to carry, being very small, as the name mini indicates.Development of MP3 technology started in 1987 in Germany and since th

13、e beginning of 1999, the popularity of MP3has increased to such a degree that major corporations are taking over the portable music player market with MP3 players. They are the next step on from the Walkman, Discman and MD player. Because of the popularity of MP3 players, music websites have sprung

14、up all over the Internet offering MP3 music for people to purchase. 1. Who might be the inventor(s) of the first TV? A. Vladimir Zworykin from Russia. B. Philo Farnsworth from the USA. C. John Logie Baird from Scotland. D. All the three above.2. The passage mentions _ country/countries which has/hav

15、e put digital TV into operation by 2004. A. only one B. two C. three D. at least four3. Who might have attributed to the development of the Walkman? A. Two Japanese engineers. B. Three American scientists. C. Thomas Edison. D. Emile Berliner.4. What is the main factor that causes the spring up of mu

16、sic websites all over the Internet? A. The popularity of Walkman. B. The development of the MD player. C. The development of MP3 technology. D. The wide use of Discman.5. Which of the following best shows the structure of the passage? A. B. C. D. (T=title =subtitle 1 =subtitle2 =subtitle 3 =subtitle 4 =subtitle 5)Unit 2 Two Life-saving medicinesThis article will focus on