Englishfor English speakers
sink
Verb
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If something sinks, it goes down, usually into water.
During the storm, two ships sank.
When he heard the news of the accident, his heart sank.
Stock prices sank 10% on the news of the loss.
She sank her teeth into the meat.
sink
Noun
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A sink is a container for water to wash things in, usually with a drain.
The kitchen sink was always full of dirty dishes.
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A sink is a device that removes heat or energy.
A liquid heat sink was developed for cooling electronic circuit.
a
Determinative
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A is used when the following word could be any of a certain type.
Compare "A book I saw on the shelf" and "The book I gave you yesterday".
a
Noun
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A is the first letter of the alphabet.
The letter "a" comes before "b".
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In some schools, an A is a very high grade.
Ron got an A on his earth science test.
debt
Noun
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If you are in debt, you owe money (normally to a bank).