Regular verb: certify - certified - certified
Present | Present continuous | Preterite | Preterite continuous |
do I certify? do you certify? does he certify? do we certify? do you certify? do they certify? | am I certifying? are you certifying? is he certifying? are we certifying? are you certifying? are they certifying? | did I certify? did you certify? did he certify? did we certify? did you certify? did they certify? | was I certifying? were you certifying? was he certifying? were we certifying? were you certifying? were they certifying? |
Present perfect | Present perfect continuous | Pluperfect | Pluperfect continuous |
have I certified? have you certified? has he certified? have we certified? have you certified? have they certified? | have I been certifying? have you been certifying? has he been certifying? have we been certifying? have you been certifying? have they been certifying? | had I certified? had you certified? had he certified? had we certified? had you certified? had they certified? | had I been certifying? had you been certifying? had he been certifying? had we been certifying? had you been certifying? had they been certifying? |
Future | Future continuous | Future perfect | Future perfect continuous |
will I certify? will you certify? will he certify? will we certify? will you certify? will they certify? | will I be certifying? will you be certifying? will he be certifying? will we be certifying? will you be certifying? will they be certifying? | will I have certified? will you have certified? will he have certified? will we have certified? will you have certified? will they have certified? | will I have been certifying? will you have been certifying? will he have been certifying? will we have been certifying? will you have been certifying? will they have been certifying? |
Present | Present continuous | Past | Past continuous |
would I certify? would you certify? would he certify? would we certify? would you certify? would they certify? | would I be certifying? would you be certifying? would he be certifying? would we be certifying? would you be certifying? would they be certifying? | would I have certified? would you have certified? would he have certified? would we have certified? would you have certified? would they have certified? | would I have been certifying? would you have been certifying? would he have been certifying? would we have been certifying? would you have been certifying? would they have been certifying? |
Infinitive | Imperative |
Infinitive | Imperative | ||
to certify | - - - |
Present | Past | ||
certifying | certified |