Englishfor English speakers
that
Determiner
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Used to show which thing we are talking about; used with things that are not close to the speaker.
Give me that book, not this one.
Give me that, not this.
That dog is hungry.
that
Subordinator
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used to link a subordinate clause to a main one
You said that you liked me.
Give me the book that I dropped.
was
Verb
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A form of the verb be used to talk about yourself, or another person in the past.
I was singing in the shower.
Who was that girl you were talking to?
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.
great
Adjective
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A great object or event is very big and large in scale.
A great storm is approaching our shores.
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A great person or object is very good.
Dinner was great.
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Something that is great is very important.
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Great is used to describe an important leader.
Alexander the Great
great
Interjection
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It is said to show happiness about something.
I got the job? Great!
Great, you can come with us on the trip.
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It can also be said to show disappointment.
I didn't get the job? Great.
Oh great, the store is closed.
idea
Noun
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An idea is a concept or a thought.
It was a good idea.
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An idea is something abstract (not concrete).
Love is just an idea.
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An idea is a way to see something, a view.
He changed her ideas on religion.