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  3. The Japanese are expecting house guests. These visitors will stay for a long time, serving tea, cleaning house, making Conversat

The Japanese are expecting house guests. These visitors will stay for a long time, serving tea, cleaning house, making Conversat

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问题     The Japanese are expecting house guests. These visitors will stay for a long time, serving tea, cleaning house, making Conversation and taking care of their【B1】______in old age.
    "The machine is a friend of【B2】______in Japan," said a robotics professor at Waseda University in Tokyo. "A robot is a friend,【B3】______. So it is easy to use machines in this country. But other countries, maybe, are quite different."
    Japan’s【B4】______is declining, and more than a fifth of its population is over age  65  the largest percentage in the world.      With a dislike to large-scale【B5】______, the Japanese see robots as a way to handle a number of tasks, especially care and 【B6】______ for the disabled and elderly.
    Creating a household robot is a great challenge. For financial reasons, Sony stopped working on its robot-dog this year.      Mitsubishi and Honda are【B7】______forward with human-like robots that【B8】______a vision of the future, even if their cost is too high and usefulness too low to reach a mass market.
    Mitsubishi’s robot is a house-sitter.【B9】______.It also recognizes faces and can talk.【B10】______ that Japanese scientists expect to become commonplace.【B11】______. Her wish was granted.
【B9】
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答案The 3-foot tall yellow wonder on wheels can wake people up, warn them about the weather and patrol their house when they leave
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