could extract
Regelmä&szlig;iges Verb: extract - extracted- extracted

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could extract
you could extract
she could extract
we could extract
you could extract
they could extract 	I could be extracting
you could be extracting
she could be extracting
we could be extracting
you could be extracting
they could be extracting	I could have extracted
you could have extracted
she could have extracted
we could have extracted
you could have extracted
they could have extracted	I could have been extracting
you could have been extracting
she could have been extracting
we could have been extracting
you could have been extracting
they could have been extracting	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could not extract
you could not extract
she could not extract
we could not extract
you could not extract
they could not extract 	I could not be extracting
you could not be extracting
she could not be extracting
we could not be extracting
you could not be extracting
they could not be extracting	I could not have extracted
you could not have extracted
she could not have extracted
we could not have extracted
you could not have extracted
they could not have extracted	I could not have been extracting
you could not have been extracting
she could not have been extracting
we could not have been extracting
you could not have been extracting
they could not have been extracting	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I extract?
could you extract?
could she extract?
could we extract?
could you extract?
could they extract? 	could I be extracting?
could you be extracting?
could she be extracting?
could we be extracting?
could you be extracting?
could they be extracting? 	could I have extracted?
could you have extracted?
could she have extracted?
could we have extracted?
could you have extracted?
could they have extracted? 	could I have been extracting?
could you have been extracting?
could she have been extracting?
could we have been extracting?
could you have been extracting?
could they have been extracting? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I not extract?
could you not extract?
could she not extract?
could we not extract?
could you not extract?
could they not extract? 	could I not be extracting?
could you not be extracting?
could she not be extracting?
could we not be extracting?
could you not be extracting?
could they not be extracting? 	could I not have extracted?
could you not have extracted?
could she not have extracted?
could we not have extracted?
could you not have extracted?
could they not have extracted? 	could I not have been extracting?
could you not have been extracting?
could she not have been extracting?
could we not have been extracting?
could you not have been extracting?
could they not have been extracting?