could perforate
Regelmä&szlig;iges Verb: perforate - perforated- perforated

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could perforate
you could perforate
he could perforate
we could perforate
you could perforate
they could perforate 	I could be perforating
you could be perforating
he could be perforating
we could be perforating
you could be perforating
they could be perforating	I could have perforated
you could have perforated
he could have perforated
we could have perforated
you could have perforated
they could have perforated	I could have been perforating
you could have been perforating
he could have been perforating
we could have been perforating
you could have been perforating
they could have been perforating	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could not perforate
you could not perforate
he could not perforate
we could not perforate
you could not perforate
they could not perforate 	I could not be perforating
you could not be perforating
he could not be perforating
we could not be perforating
you could not be perforating
they could not be perforating	I could not have perforated
you could not have perforated
he could not have perforated
we could not have perforated
you could not have perforated
they could not have perforated	I could not have been perforating
you could not have been perforating
he could not have been perforating
we could not have been perforating
you could not have been perforating
they could not have been perforating	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I perforate?
could you perforate?
could he perforate?
could we perforate?
could you perforate?
could they perforate? 	could I be perforating?
could you be perforating?
could he be perforating?
could we be perforating?
could you be perforating?
could they be perforating? 	could I have perforated?
could you have perforated?
could he have perforated?
could we have perforated?
could you have perforated?
could they have perforated? 	could I have been perforating?
could you have been perforating?
could he have been perforating?
could we have been perforating?
could you have been perforating?
could they have been perforating? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I not perforate?
could you not perforate?
could he not perforate?
could we not perforate?
could you not perforate?
could they not perforate? 	could I not be perforating?
could you not be perforating?
could he not be perforating?
could we not be perforating?
could you not be perforating?
could they not be perforating? 	could I not have perforated?
could you not have perforated?
could he not have perforated?
could we not have perforated?
could you not have perforated?
could they not have perforated? 	could I not have been perforating?
could you not have been perforating?
could he not have been perforating?
could we not have been perforating?
could you not have been perforating?
could they not have been perforating?