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.

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.

combined	used	designed (2)
brought	succeeded	put
came	called	linked

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 

1. designed

2. linked

3. brought

4. came

5. designed

6. put

7. succeeded

8. combined

9. called

10. used