Прочитайте текст
Nowadays machine tools play an important role in the manufacture of almost all metal products. Machinists (people who operate machine tools) use them in making automobiles, radios, refrigerators, television sets and so on. Every mechanical engineering workshop is equipped with machine tools. They are the main source for the manufacture of component parts of all machine and mechanical devices.
Ответьте на вопрос
Who uses machines in making automobiles, radios, refrigerators, television sets?
Doctors use them.
Drivers use them.
Teachers use them.
Machinists use them.