Singular	Plural	Rule
a trycile	they are trycicles	+s
a path	they are paths
a tree	they are trees
a bush	they are bushes	+ es (words ending ch, sh, s, ss, x)
a pony	they are ponies	+ ies (words ending in consonants + y)

Singular	Plural
father, mother	parents
child	children
man	men
woman	women
person	people

• Use a/an with singular nouns, ex: a duck, an animal

Use an with words beginning with a vowel (a, e, i, o, u), ex: an animal

• Don't use a/an + plural nouns, ex: they're parents NOT they're a parents

• Use the + singular or plural nouns, ex: the caps, the water fountain.