S + V and V
S or S + V
N and N
Adj. and Adj.
Phrase and Phrase
Can be used in a series: A, B, C, or D
(No comma is necessary.)
Gary lives in Ohio, and Deana lives in Michigan.
She loves to dance, so she bought a studio.
You could buy a car, or you could put the money in the bank.
When there is a new subject and verb, a comma is used before (not after) the coordinator.
I hate to sing but, I love to dance. (Incorrect)
I hate to sing, but I love to dance. (Correct)
Paul listens to music and reads books.
John, Paul, George, and Harry are classmates.
*For is also commonly used as a preposition. Yet can sometimes be used as an adverb.
And-But-Or (from The Internet TESL Journal)
The Coordinating Conjunction (from Grammar Bytes)
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