The American astronaut who was the first to step on the surface of the Moon is: ответ на тест 91866 - Английский язык

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Sputnic 1 was an unmanned satellite. The first person to travel in space was Y. Gagarin on board the spacecraft Vostok 1. This success inspired the U.S. to set up its space close-up programme. An American space probe sent back the photographs of Mars. In 1969, the American astronauts set foot on the Moon. Their steps were seen by TV viewers all over the world. 3 years earlier the Russian probe was powerful enough to send back the first pictures from the Moon’s surface. The invention that enabled space exploration to go ahead was the computer placing a spacecraft into the orbit and guiding its progress, involves complete calculations which can be made only by computers very rapidly.

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Sputnic 1 was an unmanned satellite. The first person to travel in space was Y. Gagarin on board the spacecraft Vostok 1. This success inspired the U.S. to set up its space close-up programme. An American space probe sent back the photographs of Mars. In 1969, the American astronauts set foot on the Moon. Their steps were seen by TV viewers all over the world. 3 years earlier the Russian probe was powerful enough to send back the first pictures from the Moon’s surface. The invention that enabled space exploration to go ahead was the computer placing a spacecraft into the orbit and guiding its progress, involves complete calculations which can be made only by computers very rapidly.

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Millions of people around the world use the Internet to search for and retrieve information on all sorts of topics in a wide variety of areas including the arts, business, government, humanities, news, politics and recreation. People communicate through electronic mail (e-mail), discussion groups, chat channels and other means of informational exchange. They share information and make commercial and business transactions. All this activity is possible because tens of thousands of networks are connected to the Internet and exchange information in the same basic ways.

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Numerals are signs or symbols for graphic representation of numbers. The earliest forms of numerical notation were simply groups of straight lines, either vertical or horizontal, each line corresponding to the number 1. Such a system was inconvenient when dealing with large numbers.
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Numerals are …

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Clerk: «_________________».
Customer: «I’d like to book two roundtrip tickets to Boston».