shall untack
Verbo regular: untack - untacked- untacked

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I'll untack
you'll untack
he'll untack
we'll untack
you'll untack
they'll untack 	I'll be untacking
you'll be untacking
he'll be untacking
we'll be untacking
you'll be untacking
they'll be untacking	I'll have untacked
you'll have untacked
he'll have untacked
we'll have untacked
you'll have untacked
they'll have untacked	I'll have been untacking
you'll have been untacking
he'll have been untacking
we'll have been untacking
you'll have been untacking
they'll have been untacking	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shan't untack
you shan't untack
he shan't untack
we shan't untack
you shan't untack
they shan't untack 	I shan't be untacking
you shan't be untacking
he shan't be untacking
we shan't be untacking
you shan't be untacking
they shan't be untacking	I shan't have untacked
you shan't have untacked
he shan't have untacked
we shan't have untacked
you shan't have untacked
they shan't have untacked	I shan't have been untacking
you shan't have been untacking
he shan't have been untacking
we shan't have been untacking
you shan't have been untacking
they shan't have been untacking	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shall I untack?
shall you untack?
shall he untack?
shall we untack?
shall you untack?
shall they untack? 	shall I be untacking?
shall you be untacking?
shall he be untacking?
shall we be untacking?
shall you be untacking?
shall they be untacking? 	shall I have untacked?
shall you have untacked?
shall he have untacked?
shall we have untacked?
shall you have untacked?
shall they have untacked? 	shall I have been untacking?
shall you have been untacking?
shall he have been untacking?
shall we have been untacking?
shall you have been untacking?
shall they have been untacking? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shan't I untack?
shan't you untack?
shan't he untack?
shan't we untack?
shan't you untack?
shan't they untack? 	shan't I be untacking?
shan't you be untacking?
shan't he be untacking?
shan't we be untacking?
shan't you be untacking?
shan't they be untacking? 	shan't I have untacked?
shan't you have untacked?
shan't he have untacked?
shan't we have untacked?
shan't you have untacked?
shan't they have untacked? 	shan't I have been untacking?
shan't you have been untacking?
shan't he have been untacking?
shan't we have been untacking?
shan't you have been untacking?
shan't they have been untacking?