"The metric system did not really catch on in the US."
"The government has a system of checks and balances."
"Our air conditioning system is not working properly."
Your question is a good sentence using the word "common".
Obviously you are not capable of using a word in a sentence!
This is an example of an exclamatory sentence using the word happening!
Here is a sentence using the word general: Tim was promoted to a General in the Army.
a good sentence is "I cannot use oversimplification in a sentence." that sentence is oversimplification.
There's a leak, somewhere in your hydraulic system.
The urinary bladder of a person is what controls the urinary system. It is the sentence using the word urinary.
we need to use the foil system in math.
we have eight planets in our solor system
the heart is the module part of the circulatory system
I am not writing a sentence using that word.
a sentence using the word endotracheal
This is a sentence using the word aviator.
Inflammation is a sign that the immune system is at work in the body.
haw can i make a question using the word Unitary?
the crops were watered using the new irrigation system
His quadraphonic sound system was the envy of all his mates.