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