I don't undertain you don't undertain he doesn't undertain we don't undertain you don't undertain they don't undertain
Present continuous
I'm not undertaining you aren't undertaining he isn't undertaining we aren't undertaining you aren't undertaining they aren't undertaining
Preterite
I didn't undertain you didn't undertain he didn't undertain we didn't undertain you didn't undertain they didn't undertain
Preterite continuous
I wasn't undertaining you weren't undertaining he wasn't undertaining we weren't undertaining you weren't undertaining they weren't undertaining
Present perfect
I haven't undertained you haven't undertained he hasn't undertained we haven't undertained you haven't undertained they haven't undertained
Present perfect continuous
I haven't been undertaining you haven't been undertaining he hasn't been undertaining we haven't been undertaining you haven't been undertaining they haven't been undertaining
Pluperfect
I hadn't undertained you hadn't undertained he hadn't undertained we hadn't undertained you hadn't undertained they hadn't undertained
Pluperfect continuous
I hadn't been undertaining you hadn't been undertaining he hadn't been undertaining we hadn't been undertaining you hadn't been undertaining they hadn't been undertaining
Future
I won't undertain you won't undertain he won't undertain we won't undertain you won't undertain they won't undertain
Future continuous
I won't be undertaining you won't be undertaining he won't be undertaining we won't be undertaining you won't be undertaining they won't be undertaining
Future perfect
I won't have undertained you won't have undertained he won't have undertained we won't have undertained you won't have undertained they won't have undertained
Future perfect continuous
I won't have been undertaining you won't have been undertaining he won't have been undertaining we won't have been undertaining you won't have been undertaining they won't have been undertaining
Conditional
Present
I wouldn't undertain you wouldn't undertain he wouldn't undertain we wouldn't undertain you wouldn't undertain they wouldn't undertain
Present continuous
I wouldn't be undertaining you wouldn't be undertaining he wouldn't be undertaining we wouldn't be undertaining you wouldn't be undertaining they wouldn't be undertaining
Past
I wouldn't have undertained you wouldn't have undertained he wouldn't have undertained we wouldn't have undertained you wouldn't have undertained they wouldn't have undertained
Past continuous
I wouldn't have been undertaining you wouldn't have been undertaining he wouldn't have been undertaining we wouldn't have been undertaining you wouldn't have been undertaining they wouldn't have been undertaining
Imperative
Imperative
do not undertain Let's not undertain do not undertain