Replaces a full stop or 'and' between two or more sentences that share a theme.
Used before a joining word when a stronger pause and emphasis is required.
I have a big test tomorrow; I can't go out.
Used at the end of a sentence to show an answer, elaboration or explanation follows, e.g. a list, quotation, answer or contrast.
Life is like a puzzle: half of the fun is in trying to figure it out.
Used informally to show an incomplete sentence.
Used to create dramatic affect or tension.
Brackets ( )
Used around an inserted comment, explanation or additional information.
When he got home (it was already dark outside), he fixed dinner.