Englishfor English speakers
center
Noun
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The center of something, is the place that is as far from its outside as possible.
The president and his problems continue to take center stage in the news.
She placed a flowers at the center of the table and then hurried off.
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A center is a building, area, or group of people with a particular purpose.
They have opened a large shopping center in Taipei.
The team was staying at the US Olympic training center.
Recently, Bahrain has become a major international banking center.
Scientists at the Center for Disease Control have found a new virus.
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The town center is the place in the town where most of the shops are.
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In politics, the center is the position that is not politically right or left.
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In sports, a center is a player who plays in the middle of the field, usually an attacker.
center
Verb
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If you center something, you move it towards the center.
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.
study
Noun
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A study is a formal effort to learn about something, usually with a written report at the end.
A recent study of New Mexico, completed using national survey data, indicates that many older New Mexicans are returning to school.
study
Verb
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If you study something, you make an effort to learn it.
We study math at the school.
of
Preposition
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Made using.
It is a house of cards.
presidency
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noun
(= administration)
the tenure of a president
things were quiet during the Eisenhower administration
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noun
the office and function of president
Andrew Jackson expanded the power of the presidency beyond what was customary before his time