Englishfor English speakers
vice
Noun
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A vice is an immoral or bad habit.
Smoking is a vice.
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A vice is an instrument that consists of two jaws and is closed by a screw or lever. It is used for holding work, such as filing.
president
Noun
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A president is the person in charge of a country.
The president stopped the war.
The president signed the bill into law.
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A president is the leader of a business.
The president of the company stepped down yesterday.
of
Preposition
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Made using.
It is a house of cards.
an
Determinative
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An (or a) is used when the following word could be any of a certain type.
I just ate an apple.
It is indeed an honor to have met you today.
institution
Noun
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A custom or practice of a society or community.
The institution of marriage is present in many cultures but its details vary widely across them.
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An institution is a large group of people who work together for a specific purpose. Examples include hospitals, universities, and banks.
Banks, insurance companies and other financial institutions are already offering internet services.