Regular verb: undertain - undertained - undertained
Present | Present continuous | Preterite | Preterite continuous |
do I not undertain? do you not undertain? does he not undertain? do we not undertain? do you not undertain? do they not undertain? | am I not undertaining? are you not undertaining? is he not undertaining? are we not undertaining? are you not undertaining? are they not undertaining? | did I not undertain? did you not undertain? did he not undertain? did we not undertain? did you not undertain? did they not undertain? | was I not undertaining? were you not undertaining? was he not undertaining? were we not undertaining? were you not undertaining? were they not undertaining? |
Present perfect | Present perfect continuous | Pluperfect | Pluperfect continuous |
have I not undertained? have you not undertained? has he not undertained? have we not undertained? have you not undertained? have they not undertained? | have I not been undertaining? have you not been undertaining? has he not been undertaining? have we not been undertaining? have you not been undertaining? have they not been undertaining? | had I not undertained? had you not undertained? had he not undertained? had we not undertained? had you not undertained? had they not undertained? | had I not been undertaining? had you not been undertaining? had he not been undertaining? had we not been undertaining? had you not been undertaining? had they not been undertaining? |
Future | Future continuous | Future perfect | Future perfect continuous |
will I not undertain? will you not undertain? will he not undertain? will we not undertain? will you not undertain? will they not undertain? | will I not be undertaining? will you not be undertaining? will he not be undertaining? will we not be undertaining? will you not be undertaining? will they not be undertaining? | will I not have undertained? will you not have undertained? will he not have undertained? will we not have undertained? will you not have undertained? will they not have undertained? | will I not have been undertaining? will you not have been undertaining? will he not have been undertaining? will we not have been undertaining? will you not have been undertaining? will they not have been undertaining? |
Present | Present continuous | Past | Past continuous |
would I not undertain? would you not undertain? would he not undertain? would we not undertain? would you not undertain? would they not undertain? | would I not be undertaining? would you not be undertaining? would he not be undertaining? would we not be undertaining? would you not be undertaining? would they not be undertaining? | would I not have undertained? would you not have undertained? would he not have undertained? would we not have undertained? would you not have undertained? would they not have undertained? | would I not have been undertaining? would you not have been undertaining? would he not have been undertaining? would we not have been undertaining? would you not have been undertaining? would they not have been undertaining? |
Infinitive | Imperative |
Infinitive | Imperative | ||
to undertain | - - - |
Present | Past | ||
undertaining | undertained |