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.
plain
Adjective
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If something is plain, it is clear and easy to see or understand.
The plain and simple truth was that it was John's fault.
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If something is plain, it is simple and undecorated.
This dress is too plain. There is nothing interesting about it at all.
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If someone or something is plain, they are not beautiful or pretty.
plain
Noun
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A place with flat ground, often covered in grass.
Many animals live on the plains of Africa.
sailing
Noun
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Sailing is a sport where people race by sailing.