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In the coming years, students ______ by robots in some modern classrooms.

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Do you think flying cars will ______ the roads safer?

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______ will probably be the fastest and safest means of transport to travel downtown.

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Humans ______ solar panels on the windows or rooftops of their houses.

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Joe has some solar panels on his house rooftop. He ______ save some electricity from today.

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I don’t think robots ______ skillful enough to keep the streets as clean as humans in the future.

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With more smarter robots, over 90% of work in a factory ______ automatically.

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Drone ______ will be faster and cheaper for customers.