Englishfor English speakers
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.
breath
Noun
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Your breath is the air that you move into and out of your lungs.
After running for just a minute, his breath was coming quickly.
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A breath is the air that you move into and out of your lungs one time.
Take a big breath and put your face in the water.
of
Preposition
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Made using.
It is a house of cards.
fresh
Adjective
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If something is fresh it is not old, it is new or like new. Often this means not spoiled or rotten.
I only eat fresh food.
I have a fresh baked pie at home.
We could use some fresh blood here. (Meaning, we could use some new people.)
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If water is fresh it does not have salt in it.
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If you are being fresh you are to forward sexually; this is a way of being rude.
Don't get fresh with me, I'm not that kind of girl!
air
Noun
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Air is a mixture of gases. It has no color or odor (smell)
We breathe air to live.
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You put on airs when you act arrogantly.
The woman put on the airs in front of her friends.
air
Verb
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If you air something, you broadcast it, either over the radio, or on television.
Hurry! You'll miss the story about homeless children that is about to air on the local news!