English verb conjugation
TO FUNCTION

Regular verb: function - functioned - functioned

Indicative

Present	Present continuous	Preterite	Preterite continuous
don't I function? don't you function? doesn't he function? don't we function? don't you function? don't they function?	am I not functioning? aren't you functioning? isn't he functioning? aren't we functioning? aren't you functioning? aren't they functioning?	didn't I function? didn't you function? didn't he function? didn't we function? didn't you function? didn't they function?	wasn't I functioning? weren't you functioning? wasn't he functioning? weren't we functioning? weren't you functioning? weren't they functioning?
Present perfect	Present perfect continuous	Pluperfect	Pluperfect continuous
haven't I functioned? haven't you functioned? hasn't he functioned? haven't we functioned? haven't you functioned? haven't they functioned?	haven't I been functioning? haven't you been functioning? hasn't he been functioning? haven't we been functioning? haven't you been functioning? haven't they been functioning?	hadn't I functioned? hadn't you functioned? hadn't he functioned? hadn't we functioned? hadn't you functioned? hadn't they functioned?	hadn't I been functioning? hadn't you been functioning? hadn't he been functioning? hadn't we been functioning? hadn't you been functioning? hadn't they been functioning?
Future	Future continuous	Future perfect	Future perfect continuous
won't I function? won't you function? won't he function? won't we function? won't you function? won't they function?	won't I be functioning? won't you be functioning? won't he be functioning? won't we be functioning? won't you be functioning? won't they be functioning?	won't I have functioned? won't you have functioned? won't he have functioned? won't we have functioned? won't you have functioned? won't they have functioned?	won't I have been functioning? won't you have been functioning? won't he have been functioning? won't we have been functioning? won't you have been functioning? won't they have been functioning?

Conditional

Present	Present continuous	Past	Past continuous
wouldn't I function? wouldn't you function? wouldn't he function? wouldn't we function? wouldn't you function? wouldn't they function?	wouldn't I be functioning? wouldn't you be functioning? wouldn't he be functioning? wouldn't we be functioning? wouldn't you be functioning? wouldn't they be functioning?	wouldn't I have functioned? wouldn't you have functioned? wouldn't he have functioned? wouldn't we have functioned? wouldn't you have functioned? wouldn't they have functioned?	wouldn't I have been functioning? wouldn't you have been functioning? wouldn't he have been functioning? wouldn't we have been functioning? wouldn't you have been functioning? wouldn't they have been functioning?

Infinitive

Imperative

Infinitive		Imperative
to function		- - -

Participle

Present	Past
functioning	functioned