could checkmate
Regelmä&szlig;iges Verb: checkmate - checkmated- checkmated

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could checkmate
you could checkmate
he could checkmate
we could checkmate
you could checkmate
they could checkmate 	I could be checkmating
you could be checkmating
he could be checkmating
we could be checkmating
you could be checkmating
they could be checkmating	I could have checkmated
you could have checkmated
he could have checkmated
we could have checkmated
you could have checkmated
they could have checkmated	I could have been checkmating
you could have been checkmating
he could have been checkmating
we could have been checkmating
you could have been checkmating
they could have been checkmating	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I couldn't checkmate
you couldn't checkmate
he couldn't checkmate
we couldn't checkmate
you couldn't checkmate
they couldn't checkmate 	I couldn't be checkmating
you couldn't be checkmating
he couldn't be checkmating
we couldn't be checkmating
you couldn't be checkmating
they couldn't be checkmating	I couldn't have checkmated
you couldn't have checkmated
he couldn't have checkmated
we couldn't have checkmated
you couldn't have checkmated
they couldn't have checkmated	I couldn't have been checkmating
you couldn't have been checkmating
he couldn't have been checkmating
we couldn't have been checkmating
you couldn't have been checkmating
they couldn't have been checkmating	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I checkmate?
could you checkmate?
could he checkmate?
could we checkmate?
could you checkmate?
could they checkmate? 	could I be checkmating?
could you be checkmating?
could he be checkmating?
could we be checkmating?
could you be checkmating?
could they be checkmating? 	could I have checkmated?
could you have checkmated?
could he have checkmated?
could we have checkmated?
could you have checkmated?
could they have checkmated? 	could I have been checkmating?
could you have been checkmating?
could he have been checkmating?
could we have been checkmating?
could you have been checkmating?
could they have been checkmating? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
couldn't I checkmate?
couldn't you checkmate?
couldn't he checkmate?
couldn't we checkmate?
couldn't you checkmate?
couldn't they checkmate? 	couldn't I be checkmating?
couldn't you be checkmating?
couldn't he be checkmating?
couldn't we be checkmating?
couldn't you be checkmating?
couldn't they be checkmating? 	couldn't I have checkmated?
couldn't you have checkmated?
couldn't he have checkmated?
couldn't we have checkmated?
couldn't you have checkmated?
couldn't they have checkmated? 	couldn't I have been checkmating?
couldn't you have been checkmating?
couldn't he have been checkmating?
couldn't we have been checkmating?
couldn't you have been checkmating?
couldn't they have been checkmating?