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.
sight
Noun
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Having sight is if you can see things.
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A sight is something that people want to see.
The Statue of Liberty is a popular sight in New York City.
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A sight is something you see.
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A sight is a device that is attached onto a weapon and it is for a person to look into to aim the weapon at an intended target.
sight
Verb
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When you sight something, you see it.
The farmers sighted something strange circling overhead.
for
Preposition
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shows that something belongs to something else, or has a specific function
This cake is for you.
This is a net for catching fish.
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For is used to show the reason for something
He was angry, for he had never been called such terrible names before.
for
Subordinator
—
For introduces a clause with a subject and a to-infinitive
It's not good for you to be too relaxed.
the
Determiner
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Used, instead of a, to reference something specific, already known to exist.
Compare "I read a book." and "I read the book."
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Used with a stress, to show that the word following is special.
Are you the John Smith that I went to school with?
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Used with an adjective that acts like a noun to mean all of the people concerned
The poor are always with us.
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Used with superlatives forms of adjectives and adverbs.
You are the best.
gods
noun
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The highest platform, or upper circle, in an auditorium.
gods
noun
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The occupants of the gallery of a theatre.