I do not trephine you do not trephine he does not trephine we do not trephine you do not trephine they do not trephine
Present continuous
I am not trephining you are not trephining he is not trephining we are not trephining you are not trephining they are not trephining
Preterite
I did not trephine you did not trephine he did not trephine we did not trephine you did not trephine they did not trephine
Preterite continuous
I was not trephining you were not trephining he was not trephining we were not trephining you were not trephining they were not trephining
Present perfect
I have not trephined you have not trephined he has not trephined we have not trephined you have not trephined they have not trephined
Present perfect continuous
I have not been trephining you have not been trephining he has not been trephining we have not been trephining you have not been trephining they have not been trephining
Pluperfect
I had not trephined you had not trephined he had not trephined we had not trephined you had not trephined they had not trephined
Pluperfect continuous
I had not been trephining you had not been trephining he had not been trephining we had not been trephining you had not been trephining they had not been trephining
Future
I will not trephine you will not trephine he will not trephine we will not trephine you will not trephine they will not trephine
Future continuous
I will not be trephining you will not be trephining he will not be trephining we will not be trephining you will not be trephining they will not be trephining
Future perfect
I will not have trephined you will not have trephined he will not have trephined we will not have trephined you will not have trephined they will not have trephined
Future perfect continuous
I will not have been trephining you will not have been trephining he will not have been trephining we will not have been trephining you will not have been trephining they will not have been trephining
Conditional
Present
I would not trephine you would not trephine he would not trephine we would not trephine you would not trephine they would not trephine
Present continuous
I would not be trephining you would not be trephining he would not be trephining we would not be trephining you would not be trephining they would not be trephining
Past
I would not have trephined you would not have trephined he would not have trephined we would not have trephined you would not have trephined they would not have trephined
Past continuous
I would not have been trephining you would not have been trephining he would not have been trephining we would not have been trephining you would not have been trephining they would not have been trephining
Imperative
Imperative
do not trephine Let's not trephine do not trephine