So far, the robot seems to be the best, servant in the house. You can【B1】______ it to different tasks: polish the floors, dust t

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问题     So far, the robot seems to be the best, servant in the house. You can【B1】______ it to different tasks: polish the floors, dust the【B2】______ , clean the windows. But a new kind of robot has many other【B3】______ . When a guest arrives at the door, it can say "Can I help you, please?" and takes his cap. If you give the right【B4】______ , it can even serve dinner to you at the table.
    If someone breaks into the house, the robot will sound the【B5】______ and "speak" to the thief. It is【B6】______ to "notice" any signs of fires or changes to "tell" its owner about them. What is more, it has a basic【B7】______ of 250 English words, but if【B8】______ , it can speak any language.
    Many owners will be glad when this servant friend stops working and leaves themselves alone.【B9】______ .
    One robot of this kind recently took a holiday and came to London.【B10】______ .
   "This is my birthday," he said, "Fin happy to be here."【B11】______ .
【B5】

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