2. 外语
  3. By all【B1】______, the time is right for houses to become "【B2】______"During the last decade,【B3】______have readily accepted such

By all【B1】______, the time is right for houses to become "【B2】______"During the last decade,【B3】______have readily accepted such

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问题     By all【B1】______, the time is right for houses to become "【B2】______"During the last decade,【B3】______have readily accepted such technological wonders as microwave ovens, fax machines and cellular phones. Our cars use microprocessors, automated tellers abound; and【B4】______everyone has access to a personal computer. Though many of us【B5】______to be technophobic, the reality is we’re pretty【B6】______to gizmos and gadgets that do things for us. The interest in home automation, however, is not born of a desire to create a space-age home. It stems from a【B7】______interest in ways to make houses safe, energy【B8】______and more comfortable.
    Take security, for example. If there is a fire,【B9】______, turn on the lights, unlock the doors, set off an alar mand call the fire department.【B10】______.
    Automated security systems can also detect gas and water leaks, limit home access to specific times of the day—perfect for cleaning help or maintenance people—and【B11】______.
【B8】
选项
答案efficient
解析 形容词。生效的，效率高的。
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大学英语四级

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