Pasive voice sentences

 PASIVE VOICE

1.- The oldest wheel comes from Ljubljana, Slovenia, it is a wheel from the year 3200 BC.

2.- Thomas Edison and Joseph Swan patented the first light bulb in 1879 and 1880.

3.- The steam engine made its appearance in the year 1698. In the year 1769, James Watt patented it as such.

4.- Johannes Gutenberg invented the printing press in 1400 and a hundred years later it worked throughout Europe.

5.- The airplane was invented by the Wright brothers in 1903.

6.- Antibiotics were discovered in 1877 by Louis Pasteur and Robert Koch.

7.- Penicillin was discovered in 1928 by Alexander, a chemical compound with antibiotic properties.

8.- Samuel Finley Breese Morse, patented the electric telegraph. In 1835 the first telegraph model appeared and he issued the first public telegram in 1844.

9.- Charles Babbage laid the foundation for computing in the early 19th century. And in 1936 Alan Turing formalized algorithm concepts and created the famous Turing machine.

10.- The telephone was conceived by Alexander Graham Bell. And the first conversation took place on March 10, 1876.