could letter
Regelmä&szlig;iges Verb: letter - lettered- lettered

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could letter
you could letter
she could letter
we could letter
you could letter
they could letter 	I could be lettering
you could be lettering
she could be lettering
we could be lettering
you could be lettering
they could be lettering	I could have lettered
you could have lettered
she could have lettered
we could have lettered
you could have lettered
they could have lettered	I could have been lettering
you could have been lettering
she could have been lettering
we could have been lettering
you could have been lettering
they could have been lettering	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could not letter
you could not letter
she could not letter
we could not letter
you could not letter
they could not letter 	I could not be lettering
you could not be lettering
she could not be lettering
we could not be lettering
you could not be lettering
they could not be lettering	I could not have lettered
you could not have lettered
she could not have lettered
we could not have lettered
you could not have lettered
they could not have lettered	I could not have been lettering
you could not have been lettering
she could not have been lettering
we could not have been lettering
you could not have been lettering
they could not have been lettering	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I letter?
could you letter?
could she letter?
could we letter?
could you letter?
could they letter? 	could I be lettering?
could you be lettering?
could she be lettering?
could we be lettering?
could you be lettering?
could they be lettering? 	could I have lettered?
could you have lettered?
could she have lettered?
could we have lettered?
could you have lettered?
could they have lettered? 	could I have been lettering?
could you have been lettering?
could she have been lettering?
could we have been lettering?
could you have been lettering?
could they have been lettering? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I not letter?
could you not letter?
could she not letter?
could we not letter?
could you not letter?
could they not letter? 	could I not be lettering?
could you not be lettering?
could she not be lettering?
could we not be lettering?
could you not be lettering?
could they not be lettering? 	could I not have lettered?
could you not have lettered?
could she not have lettered?
could we not have lettered?
could you not have lettered?
could they not have lettered? 	could I not have been lettering?
could you not have been lettering?
could she not have been lettering?
could we not have been lettering?
could you not have been lettering?
could they not have been lettering?