will unbutton
Verbo regular: unbutton - unbuttoned- unbuttoned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I will unbutton
you will unbutton
he will unbutton
we will unbutton
you will unbutton
they will unbutton 	I will be unbuttoning
you will be unbuttoning
he will be unbuttoning
we will be unbuttoning
you will be unbuttoning
they will be unbuttoning	I will have unbuttoned
you will have unbuttoned
he will have unbuttoned
we will have unbuttoned
you will have unbuttoned
they will have unbuttoned	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	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I will not unbutton
you will not unbutton
he will not unbutton
we will not unbutton
you will not unbutton
they will not unbutton 	I will not be unbuttoning
you will not be unbuttoning
he will not be unbuttoning
we will not be unbuttoning
you will not be unbuttoning
they will not be unbuttoning	I will not have unbuttoned
you will not have unbuttoned
he will not have unbuttoned
we will not have unbuttoned
you will not have unbuttoned
they will not have unbuttoned	I will not have been unbuttoning
you will not have been unbuttoning
he will not have been unbuttoning
we will not have been unbuttoning
you will not have been unbuttoning
they will not have been unbuttoning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
will I unbutton?
will you unbutton?
will he unbutton?
will we unbutton?
will you unbutton?
will they unbutton? 	will I be unbuttoning?
will you be unbuttoning?
will he be unbuttoning?
will we be unbuttoning?
will you be unbuttoning?
will they be unbuttoning? 	will I have unbuttoned?
will you have unbuttoned?
will he have unbuttoned?
will we have unbuttoned?
will you have unbuttoned?
will they have unbuttoned? 	will I have been unbuttoning?
will you have been unbuttoning?
will he have been unbuttoning?
will we have been unbuttoning?
will you have been unbuttoning?
will they have been unbuttoning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
will I not unbutton?
will you not unbutton?
will he not unbutton?
will we not unbutton?
will you not unbutton?
will they not unbutton? 	will I not be unbuttoning?
will you not be unbuttoning?
will he not be unbuttoning?
will we not be unbuttoning?
will you not be unbuttoning?
will they not be unbuttoning? 	will I not have unbuttoned?
will you not have unbuttoned?
will he not have unbuttoned?
will we not have unbuttoned?
will you not have unbuttoned?
will they not have unbuttoned? 	will I not have been unbuttoning?
will you not have been unbuttoning?
will he not have been unbuttoning?
will we not have been unbuttoning?
will you not have been unbuttoning?
will they not have been unbuttoning?