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
he could unthread
we could unthread
you could unthread
they could unthread 	I could be unthreading
you could be unthreading
he could be unthreading
we could be unthreading
you could be unthreading
they could be unthreading	I could have unthreaded
you could have unthreaded
he 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
he 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 couldn't unthread
you couldn't unthread
he couldn't unthread
we couldn't unthread
you couldn't unthread
they couldn't unthread 	I couldn't be unthreading
you couldn't be unthreading
he couldn't be unthreading
we couldn't be unthreading
you couldn't be unthreading
they couldn't be unthreading	I couldn't have unthreaded
you couldn't have unthreaded
he couldn't have unthreaded
we couldn't have unthreaded
you couldn't have unthreaded
they couldn't have unthreaded	I couldn't have been unthreading
you couldn't have been unthreading
he couldn't have been unthreading
we couldn't have been unthreading
you couldn't have been unthreading
they couldn't have been unthreading	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I unthread?
could you unthread?
could he unthread?
could we unthread?
could you unthread?
could they unthread? 	could I be unthreading?
could you be unthreading?
could he be unthreading?
could we be unthreading?
could you be unthreading?
could they be unthreading? 	could I have unthreaded?
could you have unthreaded?
could he 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 he 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 	
couldn't I unthread?
couldn't you unthread?
couldn't he unthread?
couldn't we unthread?
couldn't you unthread?
couldn't they unthread? 	couldn't I be unthreading?
couldn't you be unthreading?
couldn't he be unthreading?
couldn't we be unthreading?
couldn't you be unthreading?
couldn't they be unthreading? 	couldn't I have unthreaded?
couldn't you have unthreaded?
couldn't he have unthreaded?
couldn't we have unthreaded?
couldn't you have unthreaded?
couldn't they have unthreaded? 	couldn't I have been unthreading?
couldn't you have been unthreading?
couldn't he have been unthreading?
couldn't we have been unthreading?
couldn't you have been unthreading?
couldn't they have been unthreading?