Inventors
He invented the telephone.
Alexander Graham Bell
It was invented in China in 105.
Paper
Put into passive.
Edward Jenner invented vaccination.
Vaccination was invented by Edward Jenner.
Compass was invented in this country.
China
They invented the airplane.
The Wright brothers
It is the oldest invention.
The wheel
People use computers for their work.
Computers are used for work.
A Scottish inventor invented it.
The telephone
Paper was invented by him.
Cai Lun
It was invented in 1936.
The computer
Johannes Gutenberg invented the first mechanized printing press.
The first mechanized printing press was invented by Johannes Gutenberg.
Airplane inventors were from this country.
America
The Gregorian Calendar was invented by him.
Pope Gregory
Edward Jenner invented it in 1796.
The Vaccination
You can use the internet as a source of information.
The internet can be used as a source of information.
The computer was invented in this country.
America
They invented the Wheel.
The Sumerian people
The steam engine
We are playing a game now.
A game is being played.
First wheel was used there.
Mesopotamia