A table to remember when or when not to use Articles

http://www.englishleap.com/grammar/articles

A table to remember when or when not to use Articles

Different cases		Examples
‘A’/ ‘An’ is used	When mentioning something for the first time.	I went for a movie.
	When talking about something which belongs to a set of the same thing.	This is a pen.
	When talking about someone who belongs to a certain group.	She is an engineer.
	When talking about a certain kind of a thing.	I've have made a great movie.
	When wanting to say that someone is a certain kind of person.	She is a shy girl.
‘The’ is used	When talking about a particular thing.	The movie that I went for was fantastic.
	When talking about something that you are sure of.	I cleared the interview.
	When there is only one such thing.	I don’t like to go out in the sun.
No article is used	When talking about  something in general.	Swimming is a great physical activity.
	When talking about cities,  countries, streets, sports, etc.	We visited France. We watched soccer together.