could sour
Regelmä&szlig;iges Verb: sour - soured- soured

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could sour
you could sour
he could sour
we could sour
you could sour
they could sour 	I could be souring
you could be souring
he could be souring
we could be souring
you could be souring
they could be souring	I could have soured
you could have soured
he could have soured
we could have soured
you could have soured
they could have soured	I could have been souring
you could have been souring
he could have been souring
we could have been souring
you could have been souring
they could have been souring	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could not sour
you could not sour
he could not sour
we could not sour
you could not sour
they could not sour 	I could not be souring
you could not be souring
he could not be souring
we could not be souring
you could not be souring
they could not be souring	I could not have soured
you could not have soured
he could not have soured
we could not have soured
you could not have soured
they could not have soured	I could not have been souring
you could not have been souring
he could not have been souring
we could not have been souring
you could not have been souring
they could not have been souring	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I sour?
could you sour?
could he sour?
could we sour?
could you sour?
could they sour? 	could I be souring?
could you be souring?
could he be souring?
could we be souring?
could you be souring?
could they be souring? 	could I have soured?
could you have soured?
could he have soured?
could we have soured?
could you have soured?
could they have soured? 	could I have been souring?
could you have been souring?
could he have been souring?
could we have been souring?
could you have been souring?
could they have been souring? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I not sour?
could you not sour?
could he not sour?
could we not sour?
could you not sour?
could they not sour? 	could I not be souring?
could you not be souring?
could he not be souring?
could we not be souring?
could you not be souring?
could they not be souring? 	could I not have soured?
could you not have soured?
could he not have soured?
could we not have soured?
could you not have soured?
could they not have soured? 	could I not have been souring?
could you not have been souring?
could he not have been souring?
could we not have been souring?
could you not have been souring?
could they not have been souring?