M7U1 reading and project回归教材与翻译.docVIP

The evolution of video and sound devices Part I Fill in the blanks and pay attention to the words or phrases underlined. Early history of TV The first public TV broadcasts 1.________(make)in the USA in 1925. Later, in 1928, the first long-distance TV broadcast was made between the UK 2._____ the USA. Regular public broadcasting followed 3._________(short) afterwards, first beginning on 11 May 1928 in New York and on 20 August 1929 in London. Many different people contributed 4.______ the development of TV. Most early TV broadcasts were made using a system 5.__________(develop) by John Logie Baird in the UK. However, his system was very primitive and had many drawbacks. An American, Philo Farnsworth, made important breakthroughs in the development of TV in the late 1920s and early 1930s. Modern TVs use many of the 6._________(principle) first discovered by Farnsworth. John Logie Baird constructed the first colour TV in 1928, 7._____ it was not until 1938 that the first color TV programme was broadcast. It took more than two decades, though, until 1951, for regular color TV broadcasts 8.________(begin) in the USA. Regular color TV broadcasts were delayed in the UK until 1967. 9.________, within a short time, nearly all TV broadcasts were made in color, and within five years more color TVs 10.______ black-and-white TVs were being used. The modern age: satellite TV Satellites were used 1.___________(broadcast) TV beginning in 1962. Satellites allow TV to be broadcast live over vast distances, with everyone receiving the same broadcast 2._____ the same time. They also make TV3.____________(access)to people who live far away from cities, and satellite dishes can often be seen distributed throughout the countryside and remote areas. Of course, only a small percentage of people own satellite dishes. However, most people still benefit4._______ satellite TV, as local TV companies broadcast the signals they get from satellite receivers to the population 5._________(live) near