(9th form, term 4) test. раздел 1. чтение. 2. read the text "television" and decide which statements after it are true or false. television television is the electronic transmission of moving images with accompanying sound, sent from a central source or sources to home television screens. from the 1950s, when television viewing first became common, until the mid-1970s the technology available to the television audience was rather simple and consisted essentially of a tv set. the 1980s, however, witnessed an explosion of new devices for home entertainment. the entire field, including television itself, is now known under the name of video. television images can be relayed from one point to another by several transmission systems. one of them uses electromagnetic radiation, or waves, that are sent over the air. another is cable television using a community antenna or a receiving dish and distributing the signals by cable to subscribers. yet another method of bringing television signals to the home is satellite transmission. communications satellites receive signals from the earth, change signal frequency, and transmit them back to the earth. nowadays we can speak about two types of television: commercial and noncommercial. commercial television gets money from advertising when noncommercial television is financed by other sources as well. probably the best-known noncommercial television system is the british broadcasting corporation (bbc), created by royal charter in 1927. the bbc was formed to "educate and enlighten", a philosophy diametrically opposed to the us system, in which commercial broadcasters try to foresee and fulfil viewer preferences. 1. television sends out electronic signals. 2. the 1970s saw a revolution in tv technologies. 3. nowadays the name of video is equivalent to the word television. 4. there are at least three ways of sending out moving images. 5. tv signals can't travel in the air. 6. subscribers to cable television get signals not directly from the transmitter but from a powerful receiving device. 7. communications satellites are launched to receive and send information. 8. advertising raises money only for commercial television. 9. the bbc was formed according to the monarch's order. 10. both american commercial broadcasters and the bbc believe that their aim lies in educating and enlightening. раздел 2. грамматика и лексика. b4. b5. b6. b7. b8. b9. b10. b11. b12. b13. i’d like to say that i do look forward to my favourite film on tv. in mike’s view talk shows are the best programmes on a saturday evening. do you mind opening the window? how many times a week do you have to go when we were at the seaside we to spend a lot of time on the beach. if it tomorrow, we won’t stay at home and watch tv the whole day. we’ll visit our relatives in the village. what if you had a lot of money? he realized that the thief to him yesterday evening. they to go out on sundays. it was one of golden sunsets which make the water another sky. watch see he shop use not rain do lie not allow that b14. b15. b16. b17. b18. b19. b20. my elder brother is an astronomer. he is studying the stars. my end-of-term reports contained only words about my in the subjects called english composition. it depends where there is a it is to throw these things away, we might be able to use them one day. my younger sister is very at foreign languages. there are a lot of people in africa. distance compliment ability vacant waste gift literate
ответ:
апт
объяснение: