2. 外语
  3. The computer is widely used in all【B1】______of society. Today the computer is used in the home, small offices, large【B2】______an

The computer is widely used in all【B1】______of society. Today the computer is used in the home, small offices, large【B2】______an

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问题     The computer is widely used in all【B1】______of society. Today the computer is used in the home, small offices, large【B2】______and universities, and for manufacturing【B3】______everything a person may think of. It brings about great【B4】______and high【B5】______, thus,【B6】______a vast number of man-hours to be used in other efforts.
    During the past five【B7】______, the computer has been【B8】______advanced.【B9】______. Personal computers are very common today in high schools, business, mid even in some Chinese families. They are used for many things which were previously done by hand.
  【B10】______. Therefore, the information extracted from the computer is only as good as what people feed into it.【B11】______. When manufacturing an engine part by computers, for example, the instructions must be exact, because once improperly tooled, the part may not be useful.
【B10】
选项
答案The computer must be instructed and programmed by people.
解析
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