Questions: 1. Where does the word“ Robot ” come from？

                  2. What can robot do?

    The word robot comes from the Czech word robota, meaning heavy labour.  A robot is a machine that works automatically. Robots can do a wide variety of tasks. They are especially suitable for doing jobs too boring, difficult, or dangerous for human beings. Robots efficiently carry out such routine tasks as welding, drilling and painting automobile body parts. They also produce plastic food containers and wrap ice cream bars. Some industrial robots can even make electronic equipment and watches. The science and technology that deals with robots is called robotics. A typical robot performs a task by following a set of instructions that tells it exactly what must be done to complete the job. These instructions are entered and stored in the robot's “ brain”of a computer or part of a computer .