Tiếng anh Câu 4 Unit 16 Trang 138 Sách Bài Tập (SBT) Tiếng Anh 8
Fill in each of the gaps in the passage below with one suitable word from the box.
Điền vào chỗ trống 1 từ thích hợp.
The first modem general-purpose electronic Computer, ENIAC went into Service at the University of Pennsylvania.
The 30-ton machine, (1) ___________ by two American engineers, John W. Mauchly and J. Presper Eckert, Jr., was 5.5 meters high and 24 meters long, and it contained 17,468 vacuum tubes by (2) ___________ 800 kilometers of wiring.
The invention of the transistor in 1948 (3) ___________ about a revolution in Computer development and the breakthrough in Computer miniaturization (4) ___________ in 1958, when Jack Kilby, an American engineer, (5) __________ the first true integrated Circuit (IC). He (6)________ electronic components on a chip. Later, engineers (7)________ in putting more and more components on each Silicon chip. Today a microchip the size of a fingemail can contain as many as 10 million components.
There was another revolution in microchip technology in 1971 when the American engineer Marcian E. Hoff (8)___________ the basic elements of a Computer on one tinỵ Silicon chip, which he (9)_________ a microprocessor.
In 1953 there were only about 100 computers in use in the entire world. Today more than 300 million computers are (10) ___________ in homes, businesses, government offices, and universities for almost every purpose.
Hướng dẫn giải
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