Прочитайте текст
There are different kinds of computers. Some do only one job over and over again. These are special-purpose computers. But there are some computers that can do many different jobs. They are called general-purpose computers. These are the “big brains” that solve the most difficult problems of science. .They answer questions about rockets and planes, bridges and ships - long before these things are even built. Computers help our space program, our business and industry, medicine and education. They are powerful tools which help to change our life and the world around us.
Закончите предложение
There are some computers that can do _____________________.
much work
many different operations
only one job
many different jobs