Englishfor English speakers
slavery
Noun
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Slavery is the act of using or owning human beings as an object or as slaves, usually using them to do forced labor. It is a crime in most places in the world.
in
Preposition
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Used to show that something is inside something else.
The cat is in the box.
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Used to show that someone is at home, or is available.
Is John in?
The Doctor is now in.
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Used to show movement towards the inside.
The rain came in through the window.
Mauritania
Proper noun
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Mauritania is a country in Africa, the capital city is Nouakchott.