Question

Плиз помогите , мне это СРОЧНО. 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.

Answer 1

Was built, were used, were sold, has been made, are sold, are used, are used, is kept, are done, have been sold, is being made,  will be done.