Negative Contractions

Note that with the verb be, two negative forms are possible, for example:

In questions, am not is contracted to aren't, for example:

contracted short form original long form
aren't are not
can't cannot, can not
couldn't could not
daren't dare not
didn't did not
doesn't does not
don't do not
hasn't has not
haven't have not
hadn't had not
isn't is not
mayn't may not
mightn't might not
mustn't must not
needn't need not
oughtn't ought not
shan't shall not
shouldn't should not
wasn't was not
weren't were not
won't will not
wouldn't would not