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.
broken
Adjective
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something that is broken is not as it should be because it has been damaged or injured
The broken cup lay in pieces on the floor.
After the crash his arm seemed broken.
A broken stone is apart(in more than one piece).
home
Noun
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Where a person lives. Usually, where people keep their things that they are not carrying, and where they sleep.
home
Preposition
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If you go home, you go to the place where you live.
He brought the money straight home to his mother.
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If you are home, you are in the place where you live.
I'm home all evening, so give me a call.