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.
【B4】
选项
答案convenience
解析
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