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