I do not undergo you do not undergo she does not undergo we do not undergo you do not undergo they do not undergo
Present continuous
I am not undergoing you are not undergoing she is not undergoing we are not undergoing you are not undergoing they are not undergoing
Preterite
I did not undergo you did not undergo she did not undergo we did not undergo you did not undergo they did not undergo
Preterite continuous
I was not undergoing you were not undergoing she was not undergoing we were not undergoing you were not undergoing they were not undergoing
Present perfect
I have not undergone you have not undergone she has not undergone we have not undergone you have not undergone they have not undergone
Present perfect continuous
I have not been undergoing you have not been undergoing she has not been undergoing we have not been undergoing you have not been undergoing they have not been undergoing
Pluperfect
I had not undergone you had not undergone she had not undergone we had not undergone you had not undergone they had not undergone
Pluperfect continuous
I had not been undergoing you had not been undergoing she had not been undergoing we had not been undergoing you had not been undergoing they had not been undergoing
Future
I will not undergo you will not undergo she will not undergo we will not undergo you will not undergo they will not undergo
Future continuous
I will not be undergoing you will not be undergoing she will not be undergoing we will not be undergoing you will not be undergoing they will not be undergoing
Future perfect
I will not have undergone you will not have undergone she will not have undergone we will not have undergone you will not have undergone they will not have undergone
Future perfect continuous
I will not have been undergoing you will not have been undergoing she will not have been undergoing we will not have been undergoing you will not have been undergoing they will not have been undergoing
Conditional
Present
I would not undergo you would not undergo she would not undergo we would not undergo you would not undergo they would not undergo
Present continuous
I would not be undergoing you would not be undergoing she would not be undergoing we would not be undergoing you would not be undergoing they would not be undergoing
Past
I would not have undergone you would not have undergone she would not have undergone we would not have undergone you would not have undergone they would not have undergone
Past continuous
I would not have been undergoing you would not have been undergoing she would not have been undergoing we would not have been undergoing you would not have been undergoing they would not have been undergoing