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.
economic
Adjective
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(usually before a noun; not usually gradeable) About or relating to the economy, business, money, etc.
The reduction in unemployment and continued economic growth are good news for workers.
As our two countries do more and more business, we must begin to match our economic policies.
Some people are in economic trouble and have difficulty paying their bills.
If you start saving money while you’re young, then you are setting yourself up for economic success.
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If a business activity is economic, it makes enough money.
As a small business, do you think it would be economic for us to advertise on TV?
and
Conjunction
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You use and to talk about two things at once.
I like singing and reading.
Mary and Jane went on a holiday together.
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You use and when you are listing a few things and you are now on your last item of the list.
I like singing, reading, cycling and playing soccer.
I used to like this girl from my class as she is pretty, gentle and caring.
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And is used when you are putting two sentences together.
She came into the store, shouted at the cashier, and left.
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Used to show what happened after something else.
The alarm went off and I woke up.
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And is used to join certain numbers together.
Two hundred and thirty-five people went missing after the earthquake.
policy
Noun
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A policy is an official rule or idea that explain how to act in certain situations.
The college policy is that teachers may not have any sexual relationship with students.
The government is suggesting a significant change in economic policy.
In at least one case there was a deliberate policy decision not to involve the police.
The policy at the movie theater said we should turn on phones off and be quiet, during the movie.
research
Noun
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Research is the process or result of trying to find an answer by reading, interviewing, watching, or doing experiments.
The last 10 years has provided a huge amount of research into a cure for cancer.
We've been conducting research into the reason for the changes in these fish.
research
Verb
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If you research a question, you try to find an answer, usually by reading a lot about it, or by doing experiments.
I have to research the history of King Henry II for my English class.