I stammer you stammer he stammers we stammer you stammer they stammer
Present continuous
I am stammering you are stammering he is stammering we are stammering you are stammering they are stammering
Preterite
I stammered you stammered he stammered we stammered you stammered they stammered
Preterite continuous
I was stammering you were stammering he was stammering we were stammering you were stammering they were stammering
Present perfect
I have stammered you have stammered he has stammered we have stammered you have stammered they have stammered
Present perfect continuous
I have been stammering you have been stammering he has been stammering we have been stammering you have been stammering they have been stammering
Pluperfect
I had stammered you had stammered he had stammered we had stammered you had stammered they had stammered
Pluperfect continuous
I had been stammering you had been stammering he had been stammering we had been stammering you had been stammering they had been stammering
Future
I will stammer you will stammer he will stammer we will stammer you will stammer they will stammer
Future continuous
I will be stammering you will be stammering he will be stammering we will be stammering you will be stammering they will be stammering
Future perfect
I will have stammered you will have stammered he will have stammered we will have stammered you will have stammered they will have stammered
Future perfect continuous
I will have been stammering you will have been stammering he will have been stammering we will have been stammering you will have been stammering they will have been stammering
Conditional
Present
I would stammer you would stammer he would stammer we would stammer you would stammer they would stammer
Present continuous
I would be stammering you would be stammering he would be stammering we would be stammering you would be stammering they would be stammering
Past
I would have stammered you would have stammered he would have stammered we would have stammered you would have stammered they would have stammered
Past continuous
I would have been stammering you would have been stammering he would have been stammering we would have been stammering you would have been stammering they would have been stammering