Englishfor English speakers
a
Determinative
—
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".
—
In some schools, an A is a very high grade.
Ron got an A on his earth science test.
leg
Noun
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Your legs are the two long parts of your body that you move to walk, or a similar body part on an animal.
I lost a leg in the war.
The footballer broke a leg during the game.
The bus stopped and everybody went out to stretch their legs.
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A leg is part of a piece of furniture, such as a table, on which the furniture stands.
I can see an ant crawling up the leg of the table.
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A leg is part of a tour or journey.
The band had to cancel the German leg of their European tour.
up
Preposition
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Toward the top or toward the sky.
The balloon went up.
up
Adjective
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In a high position.
The flag is up.
—
.
It was an up day.
—
optimistic.
He is feeling up.
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Put in trust, entrusted.
It is up to you.
—
ing, occurring.
What’s up?
They act like something is up.
—
.
Something is up with him.
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Planning, plotting mischief.
He is up to something.
—
ed.
It is all up with them.
up
Noun
—
State of being up, often with down.
Life has its ups and downs.
up
Verb
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Increase, increment.
We upped the dosage.