I don't undergo you don't undergo she doesn't undergo we don't undergo you don't undergo they don't undergo
Present continuous
I'm not undergoing you aren't undergoing she isn't undergoing we aren't undergoing you aren't undergoing they aren't undergoing
Preterite
I didn't undergo you didn't undergo she didn't undergo we didn't undergo you didn't undergo they didn't undergo
Preterite continuous
I wasn't undergoing you weren't undergoing she wasn't undergoing we weren't undergoing you weren't undergoing they weren't undergoing
Present perfect
I haven't undergone you haven't undergone she hasn't undergone we haven't undergone you haven't undergone they haven't undergone
Present perfect continuous
I haven't been undergoing you haven't been undergoing she hasn't been undergoing we haven't been undergoing you haven't been undergoing they haven't been undergoing
Pluperfect
I hadn't undergone you hadn't undergone she hadn't undergone we hadn't undergone you hadn't undergone they hadn't undergone
Pluperfect continuous
I hadn't been undergoing you hadn't been undergoing she hadn't been undergoing we hadn't been undergoing you hadn't been undergoing they hadn't been undergoing
Future
I won't undergo you won't undergo she won't undergo we won't undergo you won't undergo they won't undergo
Future continuous
I won't be undergoing you won't be undergoing she won't be undergoing we won't be undergoing you won't be undergoing they won't be undergoing
Future perfect
I won't have undergone you won't have undergone she won't have undergone we won't have undergone you won't have undergone they won't have undergone
Future perfect continuous
I won't have been undergoing you won't have been undergoing she won't have been undergoing we won't have been undergoing you won't have been undergoing they won't have been undergoing
Conditional
Present
I wouldn't undergo you wouldn't undergo she wouldn't undergo we wouldn't undergo you wouldn't undergo they wouldn't undergo
Present continuous
I wouldn't be undergoing you wouldn't be undergoing she wouldn't be undergoing we wouldn't be undergoing you wouldn't be undergoing they wouldn't be undergoing
Past
I wouldn't have undergone you wouldn't have undergone she wouldn't have undergone we wouldn't have undergone you wouldn't have undergone they wouldn't have undergone
Past continuous
I wouldn't have been undergoing you wouldn't have been undergoing she wouldn't have been undergoing we wouldn't have been undergoing you wouldn't have been undergoing they wouldn't have been undergoing