Question

Napiszcie mi po jednym zdaniu z uzyciem wyrazu (po jednym wyrazie w jednym zdaniu):
- invention
- discovery
-laboratory
-experiment
-research
-theory

Answer 1

I think the best the best invention of the 20th century was the Internet.
Alexander Fleming discovered the first antibiotic, penicillin, 
A chemist is a man who works in a laboratory.
During our science lesson we did some interesting experiments.
I have to do some reaserch for my project.
Albert Einstain is the author of the Theory of Relativity

Answer 2

I'm so sorry. It wasn't my intention to hurt you.
Discovery of electricity was one of the biggest revolution for our world.
He loves his job. He can spend all day in his labolatory.
It was really dangerous chemical experiment.
We will spend about two years in this research,
Your theory is almost as brilliant as Einstein's one. 
Mam nadzieję że pomogłam :)