There are plenty of animals that dont exist. :P
She believes in the existence of God. The existence of gravity is a fact.
The young adult question his existence in the world; he wanted to know where he belonged.
David is an atheist because he knows that the existence of god cannot be proven.
My existence is pitifull.
The existence of time is real.
when will earth be wiped out of existence? We ARE NOT the only existence in the universe.
Failure is the bane of my existence.-OR-Drinking was the bane of his existence.
"have been in existence" is the simple predicate. It expresses the action of the sentence.
Life is a complex journey filled with experiences, emotions, and connections that shape who we are and how we see the world. Each individual's existence holds unique meaning and purpose, contributing to the tapestry of humanity.
There is no evidence yet to suggest their is an existence of aliens... But in the future, who knows?
The existence of life on other planets has been a topic of speculation for decades.
This theory has proven the existence of God