could stone
Regelmä&szlig;iges Verb: stone - stoned- stoned

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could stone
you could stone
she could stone
we could stone
you could stone
they could stone 	I could be stoning
you could be stoning
she could be stoning
we could be stoning
you could be stoning
they could be stoning	I could have stoned
you could have stoned
she could have stoned
we could have stoned
you could have stoned
they could have stoned	I could have been stoning
you could have been stoning
she could have been stoning
we could have been stoning
you could have been stoning
they could have been stoning	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could not stone
you could not stone
she could not stone
we could not stone
you could not stone
they could not stone 	I could not be stoning
you could not be stoning
she could not be stoning
we could not be stoning
you could not be stoning
they could not be stoning	I could not have stoned
you could not have stoned
she could not have stoned
we could not have stoned
you could not have stoned
they could not have stoned	I could not have been stoning
you could not have been stoning
she could not have been stoning
we could not have been stoning
you could not have been stoning
they could not have been stoning	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I stone?
could you stone?
could she stone?
could we stone?
could you stone?
could they stone? 	could I be stoning?
could you be stoning?
could she be stoning?
could we be stoning?
could you be stoning?
could they be stoning? 	could I have stoned?
could you have stoned?
could she have stoned?
could we have stoned?
could you have stoned?
could they have stoned? 	could I have been stoning?
could you have been stoning?
could she have been stoning?
could we have been stoning?
could you have been stoning?
could they have been stoning? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I not stone?
could you not stone?
could she not stone?
could we not stone?
could you not stone?
could they not stone? 	could I not be stoning?
could you not be stoning?
could she not be stoning?
could we not be stoning?
could you not be stoning?
could they not be stoning? 	could I not have stoned?
could you not have stoned?
could she not have stoned?
could we not have stoned?
could you not have stoned?
could they not have stoned? 	could I not have been stoning?
could you not have been stoning?
could she not have been stoning?
could we not have been stoning?
could you not have been stoning?
could they not have been stoning?