I unbutton you unbutton he unbuttons we unbutton you unbutton they unbutton
Present continuous
I am unbuttoning you are unbuttoning he is unbuttoning we are unbuttoning you are unbuttoning they are unbuttoning
Preterite
I unbuttoned you unbuttoned he unbuttoned we unbuttoned you unbuttoned they unbuttoned
Preterite continuous
I was unbuttoning you were unbuttoning he was unbuttoning we were unbuttoning you were unbuttoning they were unbuttoning
Present perfect
I have unbuttoned you have unbuttoned he has unbuttoned we have unbuttoned you have unbuttoned they have unbuttoned
Present perfect continuous
I have been unbuttoning you have been unbuttoning he has been unbuttoning we have been unbuttoning you have been unbuttoning they have been unbuttoning
Pluperfect
I had unbuttoned you had unbuttoned he had unbuttoned we had unbuttoned you had unbuttoned they had unbuttoned
Pluperfect continuous
I had been unbuttoning you had been unbuttoning he had been unbuttoning we had been unbuttoning you had been unbuttoning they had been unbuttoning
Future
I will unbutton you will unbutton he will unbutton we will unbutton you will unbutton they will unbutton
Future continuous
I will be unbuttoning you will be unbuttoning he will be unbuttoning we will be unbuttoning you will be unbuttoning they will be unbuttoning
Future perfect
I will have unbuttoned you will have unbuttoned he will have unbuttoned we will have unbuttoned you will have unbuttoned they will have unbuttoned
Future perfect continuous
I will have been unbuttoning you will have been unbuttoning he will have been unbuttoning we will have been unbuttoning you will have been unbuttoning they will have been unbuttoning
Conditional
Present
I would unbutton you would unbutton he would unbutton we would unbutton you would unbutton they would unbutton
Present continuous
I would be unbuttoning you would be unbuttoning he would be unbuttoning we would be unbuttoning you would be unbuttoning they would be unbuttoning
Past
I would have unbuttoned you would have unbuttoned he would have unbuttoned we would have unbuttoned you would have unbuttoned they would have unbuttoned
Past continuous
I would have been unbuttoning you would have been unbuttoning he would have been unbuttoning we would have been unbuttoning you would have been unbuttoning they would have been unbuttoning