I do not witness you do not witness he does not witness we do not witness you do not witness they do not witness
Present continuous
I am not witnessing you are not witnessing he is not witnessing we are not witnessing you are not witnessing they are not witnessing
Preterite
I did not witness you did not witness he did not witness we did not witness you did not witness they did not witness
Preterite continuous
I was not witnessing you were not witnessing he was not witnessing we were not witnessing you were not witnessing they were not witnessing
Present perfect
I have not witnessed you have not witnessed he has not witnessed we have not witnessed you have not witnessed they have not witnessed
Present perfect continuous
I have not been witnessing you have not been witnessing he has not been witnessing we have not been witnessing you have not been witnessing they have not been witnessing
Pluperfect
I had not witnessed you had not witnessed he had not witnessed we had not witnessed you had not witnessed they had not witnessed
Pluperfect continuous
I had not been witnessing you had not been witnessing he had not been witnessing we had not been witnessing you had not been witnessing they had not been witnessing
Future
I will not witness you will not witness he will not witness we will not witness you will not witness they will not witness
Future continuous
I will not be witnessing you will not be witnessing he will not be witnessing we will not be witnessing you will not be witnessing they will not be witnessing
Future perfect
I will not have witnessed you will not have witnessed he will not have witnessed we will not have witnessed you will not have witnessed they will not have witnessed
Future perfect continuous
I will not have been witnessing you will not have been witnessing he will not have been witnessing we will not have been witnessing you will not have been witnessing they will not have been witnessing
Conditional
Present
I would not witness you would not witness he would not witness we would not witness you would not witness they would not witness
Present continuous
I would not be witnessing you would not be witnessing he would not be witnessing we would not be witnessing you would not be witnessing they would not be witnessing
Past
I would not have witnessed you would not have witnessed he would not have witnessed we would not have witnessed you would not have witnessed they would not have witnessed
Past continuous
I would not have been witnessing you would not have been witnessing he would not have been witnessing we would not have been witnessing you would not have been witnessing they would not have been witnessing