Ответ:

1.The Microsoft was founded by Bill Gates and Paul Allen in 1975.

2.Delicious pancakes were made by my grandmother.

3.Car was bought by my father last year

4.Maria's laptop was stolen by someone

5.The story was forgotten by children in a few days

6.Important speech was made by president last night

7.Two men were killed by wild animals yesterday

8.The light bulb was invented by Thomas Edison

9.J.F Kennedy was murdered by Lee Harvey in 1963

10.Communism was introduced by Mao Tse Tung