could staple
Regelmä&szlig;iges Verb: staple - stapled- stapled

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could staple
you could staple
she could staple
we could staple
you could staple
they could staple 	I could be stapling
you could be stapling
she could be stapling
we could be stapling
you could be stapling
they could be stapling	I could have stapled
you could have stapled
she could have stapled
we could have stapled
you could have stapled
they could have stapled	I could have been stapling
you could have been stapling
she could have been stapling
we could have been stapling
you could have been stapling
they could have been stapling	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could not staple
you could not staple
she could not staple
we could not staple
you could not staple
they could not staple 	I could not be stapling
you could not be stapling
she could not be stapling
we could not be stapling
you could not be stapling
they could not be stapling	I could not have stapled
you could not have stapled
she could not have stapled
we could not have stapled
you could not have stapled
they could not have stapled	I could not have been stapling
you could not have been stapling
she could not have been stapling
we could not have been stapling
you could not have been stapling
they could not have been stapling	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I staple?
could you staple?
could she staple?
could we staple?
could you staple?
could they staple? 	could I be stapling?
could you be stapling?
could she be stapling?
could we be stapling?
could you be stapling?
could they be stapling? 	could I have stapled?
could you have stapled?
could she have stapled?
could we have stapled?
could you have stapled?
could they have stapled? 	could I have been stapling?
could you have been stapling?
could she have been stapling?
could we have been stapling?
could you have been stapling?
could they have been stapling? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I not staple?
could you not staple?
could she not staple?
could we not staple?
could you not staple?
could they not staple? 	could I not be stapling?
could you not be stapling?
could she not be stapling?
could we not be stapling?
could you not be stapling?
could they not be stapling? 	could I not have stapled?
could you not have stapled?
could she not have stapled?
could we not have stapled?
could you not have stapled?
could they not have stapled? 	could I not have been stapling?
could you not have been stapling?
could she not have been stapling?
could we not have been stapling?
could you not have been stapling?
could they not have been stapling?