Fill in each blank with the correct work from the box:
succeeded       combined       called       size         linking
brought            designed        came        put          invention

- The first modern general-purpose electronic computer, ENIAC went into service at the University of Pennsylvania. The 30-ton machine,    (1)   by two American engineer, John Mauchly and Presper Eckert was 5.5 meters high and 24 meters long, and it contained than 18000 vacuum tubes by  (2)  800 kilometers of wiring
- The   (3)    of the transistor in 1948  (4)    about a revolution in computer development and the breakthrough in the new generation of computers brought in 1958 when Jack Kilby,an American engineer,designed the first true intergrated circuit (IC).He  (6) electronic components on a chip.Later,engineer    (7)  in putting more and more components on each silicon chip.Today a microchip the (8) of a fingernail can contain as many as 10million components.
- There was an other revolution in microchip technology in 1971 when the American engineer Marcian Hoff  (9)  the basic elements of a computer on one tiny silicon chip,which he (10) a microprocessor