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s 3 it will be different for a robot to do the same things as a person. 4 They help with the housework and do the most unpleasant jobs. 5 It may take hundreds of years. exercise 1 It __ me __ hour to go to my hometown by bus A spend, a B take, an C took ,an 2 In our cities __ people have moved into their new house. A thousands B thousand of