Englishfor English speakers
a
Determinative
—
A is used when the following word could be any of a certain type.
Compare "A book I saw on the shelf" and "The book I gave you yesterday".
a
Noun
—
A is the first letter of the alphabet.
The letter "a" comes before "b".
—
In some schools, an A is a very high grade.
Ron got an A on his earth science test.
kept
—
adjective
(= unbroken)
(especially of promises or contracts) not violated or disregarded
unbroken promises
promises kept
woman
Noun
—
A female human.
My wife is a good woman.