Contractions

The Short Form of the Negative Tag

Simple Form	Tag Form
is not	isn't
am not	aren't /ain't
are not	aren't
was not	wasn't
were not	weren't
has not	hasn't
have not	haven't
will not	won't
would not	wouldn't
Ought to	Oughtn't/ Shouldn't
must not	mustn't
shall not	shan't
may not	mayn't
do not	don't
cannot	can't
could not	couldn't
used to	didn't/usedn't
did not.	didn't
had not	hadn't
does not	doesn't