【正文】
anese panies have already made robots walk and dance. 2 Scientists are now trying to make robots look like people and do the same things as us 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