Listen to the following passage. Altogether the passage will be read to you four times. During the first reading, which will be

Robots
    We are now living in a world in which robots are taking over much of the work. / Robots make our cars, fly our planes and work out wages. / Robots need some human features to do human work. / First of all they need some kind of brain. / Their "brain" is a computer, which has a memory to remember instructions. / Another essential feature of many robots is an arm / that can do the kind of things that human beings can with their arms. / One-armed robots are now coming into widespread use in industry. / They are being used, for example, on car assembly lines. / The great advantage of robots over human workers is that / they can work non-stop for long periods. / They never get tired, and always work with the same accuracy. / They can also work in conditions that humans could not bear. / Although robots are rapidly taking over many jobs in industry, / they seem a long way from taking over in the home. /