Englishfor English speakers
a
Determinative
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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".
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In some schools, an A is a very high grade.
Ron got an A on his earth science test.
pity
Noun
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A feeling of sympathy at the distress or suffering of someone or something.
It's a pity her friend died.
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Something regrettable.
pity
Verb
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To action of feeling pity for someone or something.
We pity her not being able to come with the rest of us.