could unthread
Regelmä&szlig;iges Verb: unthread - unthreaded- unthreaded

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could unthread
you could unthread
she could unthread
we could unthread
you could unthread
they could unthread 	I could be unthreading
you could be unthreading
she could be unthreading
we could be unthreading
you could be unthreading
they could be unthreading	I could have unthreaded
you could have unthreaded
she could have unthreaded
we could have unthreaded
you could have unthreaded
they could have unthreaded	I could have been unthreading
you could have been unthreading
she could have been unthreading
we could have been unthreading
you could have been unthreading
they could have been unthreading	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could not unthread
you could not unthread
she could not unthread
we could not unthread
you could not unthread
they could not unthread 	I could not be unthreading
you could not be unthreading
she could not be unthreading
we could not be unthreading
you could not be unthreading
they could not be unthreading	I could not have unthreaded
you could not have unthreaded
she could not have unthreaded
we could not have unthreaded
you could not have unthreaded
they could not have unthreaded	I could not have been unthreading
you could not have been unthreading
she could not have been unthreading
we could not have been unthreading
you could not have been unthreading
they could not have been unthreading	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I unthread?
could you unthread?
could she unthread?
could we unthread?
could you unthread?
could they unthread? 	could I be unthreading?
could you be unthreading?
could she be unthreading?
could we be unthreading?
could you be unthreading?
could they be unthreading? 	could I have unthreaded?
could you have unthreaded?
could she have unthreaded?
could we have unthreaded?
could you have unthreaded?
could they have unthreaded? 	could I have been unthreading?
could you have been unthreading?
could she have been unthreading?
could we have been unthreading?
could you have been unthreading?
could they have been unthreading? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I not unthread?
could you not unthread?
could she not unthread?
could we not unthread?
could you not unthread?
could they not unthread? 	could I not be unthreading?
could you not be unthreading?
could she not be unthreading?
could we not be unthreading?
could you not be unthreading?
could they not be unthreading? 	could I not have unthreaded?
could you not have unthreaded?
could she not have unthreaded?
could we not have unthreaded?
could you not have unthreaded?
could they not have unthreaded? 	could I not have been unthreading?
could you not have been unthreading?
could she not have been unthreading?
could we not have been unthreading?
could you not have been unthreading?
could they not have been unthreading?