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