Gates was born and【B1】_____in Seattle. At, the age of 14, he founded a compu

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问题 Gates was born and【B1】_____in Seattle. At, the age of 14, he founded a computer programming company with three friends, and they had【B2】_____$20,000 by selling their traffic-counting system to local governments. In 1975, he【B3】_____of his law course at Harvard to found the Microsoft Software Company in Washington. Gates’【B4】_____of the【B5】_____computer industry began in 1980-1981, when he【B6】_____an operating system and licensed it to IBM. MS-DOS became the【B7】_____operating system for nearly all IBM 【B8】_____computers. During the 1980s, Microsoft also developed more specialized software. When the company went public in 1986, Gates became a multimillionaire at the age of 31. Five years later, he was ranked as the world’s richest man. In the 1990s, Gates made a fresh【B9】_____from sales of Windows, a system that enables a computer to be operated with on-screensymbols【B10】_____complex keyboard commands. A revised version was launched amid huge publicity in 1995. [br] 【B3】

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