could oppugn
Regelmä&szlig;iges Verb: oppugn - oppugned- oppugned

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could oppugn
you could oppugn
he could oppugn
we could oppugn
you could oppugn
they could oppugn 	I could be oppugning
you could be oppugning
he could be oppugning
we could be oppugning
you could be oppugning
they could be oppugning	I could have oppugned
you could have oppugned
he could have oppugned
we could have oppugned
you could have oppugned
they could have oppugned	I could have been oppugning
you could have been oppugning
he could have been oppugning
we could have been oppugning
you could have been oppugning
they could have been oppugning	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could not oppugn
you could not oppugn
he could not oppugn
we could not oppugn
you could not oppugn
they could not oppugn 	I could not be oppugning
you could not be oppugning
he could not be oppugning
we could not be oppugning
you could not be oppugning
they could not be oppugning	I could not have oppugned
you could not have oppugned
he could not have oppugned
we could not have oppugned
you could not have oppugned
they could not have oppugned	I could not have been oppugning
you could not have been oppugning
he could not have been oppugning
we could not have been oppugning
you could not have been oppugning
they could not have been oppugning	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I oppugn?
could you oppugn?
could he oppugn?
could we oppugn?
could you oppugn?
could they oppugn? 	could I be oppugning?
could you be oppugning?
could he be oppugning?
could we be oppugning?
could you be oppugning?
could they be oppugning? 	could I have oppugned?
could you have oppugned?
could he have oppugned?
could we have oppugned?
could you have oppugned?
could they have oppugned? 	could I have been oppugning?
could you have been oppugning?
could he have been oppugning?
could we have been oppugning?
could you have been oppugning?
could they have been oppugning? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I not oppugn?
could you not oppugn?
could he not oppugn?
could we not oppugn?
could you not oppugn?
could they not oppugn? 	could I not be oppugning?
could you not be oppugning?
could he not be oppugning?
could we not be oppugning?
could you not be oppugning?
could they not be oppugning? 	could I not have oppugned?
could you not have oppugned?
could he not have oppugned?
could we not have oppugned?
could you not have oppugned?
could they not have oppugned? 	could I not have been oppugning?
could you not have been oppugning?
could he not have been oppugning?
could we not have been oppugning?
could you not have been oppugning?
could they not have been oppugning?