1. we need highly developed electronics and new materials to make supercomputers. 2. new alloys have appeared during the last decades, among them a magnesium-lithium alloy developed by our scientists. 3. we are carried by airplanes, trains and cars with built-in electronic devices. 4. computer components produced should be very clean. 5. many countries have cable tv, a system using wires for transmitting tv programs. 6. the fifth-generation computers performing 100 billion operations a second will become available in the nearest future. 7. a videophone has a device which allows us to see a room and the face of the person speaking. 8. new technologies reduce the number of workers needed.