should stone
Regular verb: stone - stoned- stoned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd stone
you'd stone
she'd stone
we'd stone
you'd stone
they'd stone 	I'd be stoning
you'd be stoning
she'd be stoning
we'd be stoning
you'd be stoning
they'd be stoning	I should've stoned
you should've stoned
she should've stoned
we should've stoned
you should've stoned
they should've stoned	I should've been stoning
you should've been stoning
she should've been stoning
we should've been stoning
you should've been stoning
they should've been stoning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't stone
you shouldn't stone
she shouldn't stone
we shouldn't stone
you shouldn't stone
they shouldn't stone 	I shouldn't be stoning
you shouldn't be stoning
she shouldn't be stoning
we shouldn't be stoning
you shouldn't be stoning
they shouldn't be stoning	I shouldn't have stoned
you shouldn't have stoned
she shouldn't have stoned
we shouldn't have stoned
you shouldn't have stoned
they shouldn't have stoned	I shouldn't have been stoning
you shouldn't have been stoning
she shouldn't have been stoning
we shouldn't have been stoning
you shouldn't have been stoning
they shouldn't have been stoning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I stone?
should you stone?
should she stone?
should we stone?
should you stone?
should they stone? 	should I be stoning?
should you be stoning?
should she be stoning?
should we be stoning?
should you be stoning?
should they be stoning? 	should I have stoned?
should you have stoned?
should she have stoned?
should we have stoned?
should you have stoned?
should they have stoned? 	should I have been stoning?
should you have been stoning?
should she have been stoning?
should we have been stoning?
should you have been stoning?
should they have been stoning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I stone?
shouldn't you stone?
shouldn't she stone?
shouldn't we stone?
shouldn't you stone?
shouldn't they stone? 	shouldn't I be stoning?
shouldn't you be stoning?
shouldn't she be stoning?
shouldn't we be stoning?
shouldn't you be stoning?
shouldn't they be stoning? 	shouldn't I have stoned?
shouldn't you have stoned?
shouldn't she have stoned?
shouldn't we have stoned?
shouldn't you have stoned?
shouldn't they have stoned? 	shouldn't I have been stoning?
shouldn't you have been stoning?
shouldn't she have been stoning?
shouldn't we have been stoning?
shouldn't you have been stoning?
shouldn't they have been stoning?