an invention
a discovery
linguistics
biologist
Thomas Edison invented
A board with buttons marked with letters or numbers that are pressed to put information into a computer or other machine.
Who invented the penicillin?
Who was one the founder of the Apple company ?
It is a portable personal computer that is small enough to be carried around and used where you are sitting.
Isaak Newton was a...
Use Present Simple Passive.
Our life . . . by inventions and discoveries.
Use Present Simple Passive.
Computers . . . by many people in different countries.
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