English verb conjugation
TO CERTIFY

Regular verb: certify - certified - certified

Indicative

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

Conditional

Present	Present continuous	Past	Past continuous
wouldn't I certify? wouldn't you certify? wouldn't he certify? wouldn't we certify? wouldn't you certify? wouldn't they certify?	wouldn't I be certifying? wouldn't you be certifying? wouldn't he be certifying? wouldn't we be certifying? wouldn't you be certifying? wouldn't they be certifying?	wouldn't I have certified? wouldn't you have certified? wouldn't he have certified? wouldn't we have certified? wouldn't you have certified? wouldn't they have certified?	wouldn't I have been certifying? wouldn't you have been certifying? wouldn't he have been certifying? wouldn't we have been certifying? wouldn't you have been certifying? wouldn't they have been certifying?

Infinitive

Imperative

Infinitive		Imperative
to certify		- - -

Participle

Present	Past
certifying	certified