could quarterback
Regelmä&szlig;iges Verb: quarterback - quarterbacked- quarterbacked

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could quarterback
you could quarterback
she could quarterback
we could quarterback
you could quarterback
they could quarterback 	I could be quarterbacking
you could be quarterbacking
she could be quarterbacking
we could be quarterbacking
you could be quarterbacking
they could be quarterbacking	I could have quarterbacked
you could have quarterbacked
she could have quarterbacked
we could have quarterbacked
you could have quarterbacked
they could have quarterbacked	I could have been quarterbacking
you could have been quarterbacking
she could have been quarterbacking
we could have been quarterbacking
you could have been quarterbacking
they could have been quarterbacking	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I couldn't quarterback
you couldn't quarterback
she couldn't quarterback
we couldn't quarterback
you couldn't quarterback
they couldn't quarterback 	I couldn't be quarterbacking
you couldn't be quarterbacking
she couldn't be quarterbacking
we couldn't be quarterbacking
you couldn't be quarterbacking
they couldn't be quarterbacking	I couldn't have quarterbacked
you couldn't have quarterbacked
she couldn't have quarterbacked
we couldn't have quarterbacked
you couldn't have quarterbacked
they couldn't have quarterbacked	I couldn't have been quarterbacking
you couldn't have been quarterbacking
she couldn't have been quarterbacking
we couldn't have been quarterbacking
you couldn't have been quarterbacking
they couldn't have been quarterbacking	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I quarterback?
could you quarterback?
could she quarterback?
could we quarterback?
could you quarterback?
could they quarterback? 	could I be quarterbacking?
could you be quarterbacking?
could she be quarterbacking?
could we be quarterbacking?
could you be quarterbacking?
could they be quarterbacking? 	could I have quarterbacked?
could you have quarterbacked?
could she have quarterbacked?
could we have quarterbacked?
could you have quarterbacked?
could they have quarterbacked? 	could I have been quarterbacking?
could you have been quarterbacking?
could she have been quarterbacking?
could we have been quarterbacking?
could you have been quarterbacking?
could they have been quarterbacking? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
couldn't I quarterback?
couldn't you quarterback?
couldn't she quarterback?
couldn't we quarterback?
couldn't you quarterback?
couldn't they quarterback? 	couldn't I be quarterbacking?
couldn't you be quarterbacking?
couldn't she be quarterbacking?
couldn't we be quarterbacking?
couldn't you be quarterbacking?
couldn't they be quarterbacking? 	couldn't I have quarterbacked?
couldn't you have quarterbacked?
couldn't she have quarterbacked?
couldn't we have quarterbacked?
couldn't you have quarterbacked?
couldn't they have quarterbacked? 	couldn't I have been quarterbacking?
couldn't you have been quarterbacking?
couldn't she have been quarterbacking?
couldn't we have been quarterbacking?
couldn't you have been quarterbacking?
couldn't they have been quarterbacking?