Complete the sentences about past passive voice. Remember to use the verb in past participle. 

1.- The television _________________________ (invent) by John Baird.

2.- The mobile phone _______________________ (creat) in 1973 by Martin Cooper.

3.- The wheels __________________ (use) to transport from one place to another. 

4.- America _______________________ (discover) by Columbus.

5.- Telephones _________________________ (invent) in 1849. 

6.- The electric light _________________________ (invent) by Thomas Edison.

7.- Internet ______________________ (creat) by Vinton Cerf and Robert Kahn in 1983.

8.- The antibiotics _________________________ (discovered) by Alexander Fleming.

9.- Drones _____________________________ (develop) by Abraham Karem.

10.-  Bicycles ____________________________ (make) by Philipp Moritz.