"How Do The Computers Work" Active and Passive Sentences by Doa Ibu

• it was probably the worst prediciton in history (active)
• six decades later and the global population of computers has now risen to something like one billion machines (passive)
• to be fair to Watson, computers have changed enormously in that time (passive)
• in the 1940s, they were giant scientific and military behemoths commissioned by the government at a cost of millions of dollars apiece (active)
• a computer is an electronic machine that processes information-in other words, an information processor (active)
• she piles them up on her desk until she gets around to looking at them (active)