Englishfor English speakers
deterioration
Noun
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A deterioration is a process in which an object deteriorates.
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A deterioration can also be a length of time taken for the object to deteriorate.
of
Preposition
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Made using.
It is a house of cards.
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.
purchasing
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noun
(= buying)
the act of buying
buying and selling fill their days
shrewd purchasing requires considerable knowledge
value
Noun
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Something's value is how good or important it is; how much money someone will exchange a thing for; an amount of money.
The value for me of this food is $100.
Human life has very much value.
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Your values are your ideas about which things are good.
He has strong values.
value
Verb
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If you value someone or something, you think that they are good and you don't want to lose them.
I value your help.
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If you value something judge how good or important it is.
They valued it at $600.
money
Noun
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Money is the coins or notes that are used to pay for things.
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Money is a tool that is used to pay for goods or services.
You don't want to spend your money on an ice cream. You can buy something else.