1. Passive voice
 Lincoln was murdered by John Wilkes Booth.
 The lamp was invented by Edison.
 Benedicto XVI was retired of the baticano.
 The tv of colors was invented by Guillermo Gonzalez.
 The computers were invented by the doctors John W. Mauchly
y J. Prester Eckert.
 The Ferrari was invented by Enzo Ferrari.
 The penicillin was discovered by Alexander Fleming.
 The gunpowder was invented by Chinese.
 The google was invented by Larry Page y Sergey Brin.
 The internet was invented by Vint Cerf y Robert Kahn.