should unthread
Verbo regular: unthread - unthreaded- unthreaded

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should unthread
you should unthread
she should unthread
we should unthread
you should unthread
they should unthread 	I should be unthreading
you should be unthreading
she should be unthreading
we should be unthreading
you should be unthreading
they should be unthreading	I should have unthreaded
you should have unthreaded
she should have unthreaded
we should have unthreaded
you should have unthreaded
they should have unthreaded	I should have been unthreading
you should have been unthreading
she should have been unthreading
we should have been unthreading
you should have been unthreading
they should have been unthreading	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not unthread
you should not unthread
she should not unthread
we should not unthread
you should not unthread
they should not unthread 	I should not be unthreading
you should not be unthreading
she should not be unthreading
we should not be unthreading
you should not be unthreading
they should not be unthreading	I should not have unthreaded
you should not have unthreaded
she should not have unthreaded
we should not have unthreaded
you should not have unthreaded
they should not have unthreaded	I should not have been unthreading
you should not have been unthreading
she should not have been unthreading
we should not have been unthreading
you should not have been unthreading
they should not have been unthreading	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I unthread?
should you unthread?
should she unthread?
should we unthread?
should you unthread?
should they unthread? 	should I be unthreading?
should you be unthreading?
should she be unthreading?
should we be unthreading?
should you be unthreading?
should they be unthreading? 	should I have unthreaded?
should you have unthreaded?
should she have unthreaded?
should we have unthreaded?
should you have unthreaded?
should they have unthreaded? 	should I have been unthreading?
should you have been unthreading?
should she have been unthreading?
should we have been unthreading?
should you have been unthreading?
should they have been unthreading? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not unthread?
should you not unthread?
should she not unthread?
should we not unthread?
should you not unthread?
should they not unthread? 	should I not be unthreading?
should you not be unthreading?
should she not be unthreading?
should we not be unthreading?
should you not be unthreading?
should they not be unthreading? 	should I not have unthreaded?
should you not have unthreaded?
should she not have unthreaded?
should we not have unthreaded?
should you not have unthreaded?
should they not have unthreaded? 	should I not have been unthreading?
should you not have been unthreading?
should she not have been unthreading?
should we not have been unthreading?
should you not have been unthreading?
should they not have been unthreading?