A. We use 'a' before a consonant sound:
a baby (b is the consonant)
a dog (d is the consonant)
a university (u sounds like y)
a European (Eu sounds like y)
B. We use 'a/an' with a SINGULAR COUNTABLE NOUN
When we mention it FOR THE FIRST TIME and it doesn't mean any particular one:
They live in a house.
when it is one example of a type of things (class):
A dog needs exercise. (All dogs need exercise.)
When we say what somebody or something is:
Bill is an actor.
That was a bomb.
in exclamations:
What a hot day!
Such a long lineup in the bank!
in certain phrases of price, speed, etc.:
They cost $10 a kilo.
It's cheap at $2 a metre.
He drives at sixty kilometers an hour.
We eat three times a day.
Lots to think about. There will be more about articles; definite and indefinite in the next few posts. Keep coming back - your English will improve if you work it!
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