People are ………(1) by robots. Some of them look like ………..(2) dolls to play with. Most of them look like other machines of today’s height technology. Serious ………..(3) on intelligent robots began in the 1965 in several countries. Now we are on the fifth ……..(4) of robots. One of the ……….(5) of robots is that they can work in situations that are …..…(6) or harmful for human workers. For example, the continuous smell of paint has a harmful effect on painters, but it doesn’t ……….(7) a robot. Robots can work in ………(8) power plants and in undersea research stations ……………(9) might be ……………..(10) for humans.