Uses of articles: some special points
Articles with television, radio etc
When we talk about television as a form of entertainment, we do not use articles.
He spends a lot of time watching TV.
She writes plays for television.
When the reference is to the television set, we use articles.
Don’t stand in front of the TV. I can’t see anything. (Here the reference is to the television set. And hence we use the article the.)
There is a spider on the TV. (= There is a spider on the television set.)
Articles are usually used with the nouns radio, cinema and theatre.
I like to listen to the radio while I am working.
We are going to the theatre. Would you like to come with us?
Jobs and positions
To talk about people’s jobs, we use the article a/an.
She is an engineer.
My mother is a teacher.
Articles are not used in the structure title + name.
Queen Victoria (NOT The Queen Victoria)
President Obama (NOT The President Obama)
I want to meet Dr. Johnson. (NOT I want to meet the Dr. Johnson.)
But you can say: I want to meet the doctor.
Articles in exclamations
The article a/an is used with singular countable nouns in exclamations after what.
What a lovely flower! (NOT What lovely flower!)
Note that articles are not used in exclamations with uncountable nouns.
What luck! (NOT What a luck!)