Мне это . там надо поставить 14 глаголов в passive voice. the world's first electronic computer ( built ) at the university of pennsylvania in 1946, although computer-like machines ( use ) in the 19th century. computers ( sell ) for the first time in the 1950s, and a lot of progress ( make ) since then. computers are now much smaller and more powerful, and they ( sell ) much more cheaply. computers ( use ) in many fields - in business, science, medicine and education. they ( use) to forecast the weather or to control robots which build cars. the computer's memory is the place where information ( keep) and calculations ( do ). a computer cannot think for itself - it ( tell ) exactly what to do. a lot of difficult calculations ( do ) very quickly on a computer. large numbers of home computers ( sell ) recently, especially in the usa and britain. people know more about computers than they used to, and computers are playing a bigger part in our lives. progress ( make ) all the time. many people believe we can look forward to the day when even household jobs like cleaning ( do ) by computer-controlled robots.

the world's first electronic computer (was built ) at the university of pennsylvania in 1946, although computer-like machines (were used ) in the 19th century. computers (were sold ) for the first time in the 1950s, and a lot of progress (has been made ) since then. computers are now much smaller and more powerful, and they (are sold ) much more cheaply.

computers (are used ) in many fields - in business, science, medicine and education. they ( are used) to forecast the weather or to control robots which build cars. the computer's memory is the place where information (is kept) and calculations (are done ).

a computer cannot think for itself - it (is told ) exactly what to do. a lot of difficult calculations (are done ) very quickly on a computer.

large numbers of home computers (have been sold ) recently, especially in the usa and britain. people know more about computers than they used to, and computers are playing a bigger part in our lives. progress (is being made ) all the time. many people believe we can look forward to the day when even household jobs like cleaning (will be done ) by computer-controlled robots.