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This is how the project began (in, by) the early 1970s.
Inventors of the Internet decided to try to link universities (by, with) computers.
They believed they could link computers (at, in) these universities by telephone.
University researchers working (at, on) the same project could share large amounts of information very quickly. The computer was linked to a telephone (with, by) a device called a modem. The modem turned computer information (into, for) electronic messages that are sounds.
These messages passed through the telephone equipment to the modem (on, at) the other end of the telephone line. This receiving modem changed the sound messages back into information the computer could use.
The university could share information (between, among) themselves and the links quickly grew into a major network.
Some experts said it was easier to think (of, about) this network of computers as streets in a city.
One could be surprised (at, with) how information was found (in, at) the given address.
Local networks were and are today like the city streets.
And communication links between distant local networks still resemble the major highways.
These highways make communication possible (between, among) networks in different areas of the world.
Today experts say there are hundreds of millions of computers connected (to, in) networks that provide links with computers (around, round) the world.
It will be no big exaggeration to say that in many countries computers are now available "(at, in) every street corner". However, modems are rarely used these days giving way (to, for) to Wi-Fi.

Jazz is type of music and the only art form that was created in the United States.Jazz was created by black Americans.Many blacks were broght from Africa to America as slaves.Different native songs were sung by the black slaves and the music of their homeland was played in America. p of the music of West Africa,the work songs of the slaves and religious music.The first jazz bands were formed at the end of the 19th century.This means that jazz music is made up or created on the spot.his is why a jazz song can sound a little different each time it is played

By the 1920s,jazz was popular all over the United StatesToday jazz is played all over the world.On every continent special festivals are held where jazz muscians from the United States,Asia,Africa,South America and Europe meet and share their music.Let's hope that no matter what happens in music jazz will always be performed and listened to.

23.Choose the correct character adjective: Mike is very polite and always says ‘please’ and ‘thank you’.

24.Choose the correct preposition: Patricia always has a break at noon and goes for a walk in the park.

25.Choose the correct word: John’s dad is a bank worker and his mother works as a tour guide.

26.Choose the correct word: Mount Everest is a very tall mountain.

27. Choose the correct preposition and complete the sentence: Doha is famous by its tall building.

28.Choose the correct word and complete the sentence: Niagara Falls is famous city in the USA and Canada.

29. Choose the correct variant: People call Bangkok as the capital of Thailand.

30. Complete the sentence: The Karen people live in the center of the country.

31.Choose the correct verb: We had our holiday to the USA online.

32.Choose the correct variant and complete the sentence: By the time they become adults, some Karen women wear up to their rings, so their necks look extremely long.