SENTENCES IN ACTIVE VOICE AND PASSIVE VOICE

 1- Active voice: Alexander Graham Bell invented the telephone in 1876.

1- Passive voice:The telephone was invented  in 1876 by Alexander  Graham Bell .

2-Active voice: John Boyd Dunlop invented the Pneumatic tire in 1888.            

2- Passive voice: The Pneumatic tire was invented in 1888 by John Boyd Dunlop .