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
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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.
newspaper
Noun
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A newspaper is something you read for the news. It is usually published on cheap paper.
"Democracy can't exist without newspapers." (The Independent, London, 2 March 2009)
kiosk
—
noun
(= booth)
small area set off by walls for special use