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.
weekend
Noun
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The end of the working week, usually Saturday and Sunday.
I do not have work on the weekends.
weekend
Verb
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If you weekend somewhere, you stay there just for the weekend.
We'll weekend at the beach.
in
Preposition
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Used to show that something is inside something else.
The cat is in the box.
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Used to show that someone is at home, or is available.
Is John in?
The Doctor is now in.
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Used to show movement towards the inside.
The rain came in through the window.
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.
city
Noun
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A city is large area where many people live and work, larger than a town.
Tokyo and New York are two of the world's largest cities.
There's too much crime in the inner city.
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The city is the government that has power over a city.
A city usually builds roads and parks, and keeps them in good shape.
The city has its offices in a building called a city hall.
The mayor asked city council to reduce taxes.
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The city is the people who live in the city.
The city is afraid of the change.