the simple predicate is is
is found is the complete
In this sentence
Plenty of silicon is found on Earth.
I'm not sure if the simple predicate is is or is found.
2 answers
Sorry -- this time Anonymous is incorrect this time.
The simple predicate in this sentence is "is found" -- a form of the verb "to find."
The simple predicate in this sentence is "is found" -- a form of the verb "to find."