Regular verb: undertain - undertained - undertained
Present | Present continuous | Preterite | Preterite continuous |
don't I undertain? don't you undertain? doesn't he undertain? don't we undertain? don't you undertain? don't they undertain? | am I not undertaining? aren't you undertaining? isn't he undertaining? aren't we undertaining? aren't you undertaining? aren't they undertaining? | didn't I undertain? didn't you undertain? didn't he undertain? didn't we undertain? didn't you undertain? didn't they undertain? | wasn't I undertaining? weren't you undertaining? wasn't he undertaining? weren't we undertaining? weren't you undertaining? weren't they undertaining? |
Present perfect | Present perfect continuous | Pluperfect | Pluperfect continuous |
haven't I undertained? haven't you undertained? hasn't he undertained? haven't we undertained? haven't you undertained? haven't they undertained? | haven't I been undertaining? haven't you been undertaining? hasn't he been undertaining? haven't we been undertaining? haven't you been undertaining? haven't they been undertaining? | hadn't I undertained? hadn't you undertained? hadn't he undertained? hadn't we undertained? hadn't you undertained? hadn't they undertained? | hadn't I been undertaining? hadn't you been undertaining? hadn't he been undertaining? hadn't we been undertaining? hadn't you been undertaining? hadn't they been undertaining? |
Future | Future continuous | Future perfect | Future perfect continuous |
won't I undertain? won't you undertain? won't he undertain? won't we undertain? won't you undertain? won't they undertain? | won't I be undertaining? won't you be undertaining? won't he be undertaining? won't we be undertaining? won't you be undertaining? won't they be undertaining? | won't I have undertained? won't you have undertained? won't he have undertained? won't we have undertained? won't you have undertained? won't they have undertained? | won't I have been undertaining? won't you have been undertaining? won't he have been undertaining? won't we have been undertaining? won't you have been undertaining? won't they have been undertaining? |
Present | Present continuous | Past | Past continuous |
wouldn't I undertain? wouldn't you undertain? wouldn't he undertain? wouldn't we undertain? wouldn't you undertain? wouldn't they undertain? | wouldn't I be undertaining? wouldn't you be undertaining? wouldn't he be undertaining? wouldn't we be undertaining? wouldn't you be undertaining? wouldn't they be undertaining? | wouldn't I have undertained? wouldn't you have undertained? wouldn't he have undertained? wouldn't we have undertained? wouldn't you have undertained? wouldn't they have undertained? | wouldn't I have been undertaining? wouldn't you have been undertaining? wouldn't he have been undertaining? wouldn't we have been undertaining? wouldn't you have been undertaining? wouldn't they have been undertaining? |
Infinitive | Imperative |
Infinitive | Imperative | ||
to undertain | - - - |
Present | Past | ||
undertaining | undertained |