Englishfor English speakers
agency
Noun
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An agency is a group of people called agents working together, or a place where agents work.
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# An agency is a company (business) which usually represents other people. The people at the agency work as agents to represent (stand for) their customers.
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#:Our agency works to help people find jobs in music.
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# Agency is a company that does something specific.
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#:Our ad agency has made advertisements for many important businesses.
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# An agency is a certain part of a government.
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#:He works for the real CIA, the actual Central Intelligence Agency.
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Agency is the ability to do something.
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
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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.
cooperation
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noun
joint operation or action
their cooperation with us was essential for the success of our mission
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noun
the practice of cooperating
economic cooperation
they agreed on a policy of cooperation
of
Preposition
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Made using.
It is a house of cards.
energy
Noun
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Energy is the ability to do work: move, give off heat, give off light, etc.
Unlike coal or oil, atomic energy production creates little air pollution.
Higher electricity prices should help promote energy efficiency.
The amount of energy in 100g or 100ml of food is much higher for foods with a lot of sugar.
She's all full of energy and she can't sit still.
This problem has taken up most of her time and energy for over a year.
regulator
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noun
any of various controls or devices for regulating or controlling fluid flow, pressure, temperature, etc
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noun
an official responsible for control and supervision of a particular activity or area of public interest
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noun
(= governor)
a control that maintains a steady speed in a machine (as by controlling the supply of fuel)