should tone
Regular verb: tone - toned- toned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd tone
you'd tone
she'd tone
we'd tone
you'd tone
they'd tone 	I'd be toning
you'd be toning
she'd be toning
we'd be toning
you'd be toning
they'd be toning	I should've toned
you should've toned
she should've toned
we should've toned
you should've toned
they should've toned	I should've been toning
you should've been toning
she should've been toning
we should've been toning
you should've been toning
they should've been toning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't tone
you shouldn't tone
she shouldn't tone
we shouldn't tone
you shouldn't tone
they shouldn't tone 	I shouldn't be toning
you shouldn't be toning
she shouldn't be toning
we shouldn't be toning
you shouldn't be toning
they shouldn't be toning	I shouldn't have toned
you shouldn't have toned
she shouldn't have toned
we shouldn't have toned
you shouldn't have toned
they shouldn't have toned	I shouldn't have been toning
you shouldn't have been toning
she shouldn't have been toning
we shouldn't have been toning
you shouldn't have been toning
they shouldn't have been toning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I tone?
should you tone?
should she tone?
should we tone?
should you tone?
should they tone? 	should I be toning?
should you be toning?
should she be toning?
should we be toning?
should you be toning?
should they be toning? 	should I have toned?
should you have toned?
should she have toned?
should we have toned?
should you have toned?
should they have toned? 	should I have been toning?
should you have been toning?
should she have been toning?
should we have been toning?
should you have been toning?
should they have been toning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I tone?
shouldn't you tone?
shouldn't she tone?
shouldn't we tone?
shouldn't you tone?
shouldn't they tone? 	shouldn't I be toning?
shouldn't you be toning?
shouldn't she be toning?
shouldn't we be toning?
shouldn't you be toning?
shouldn't they be toning? 	shouldn't I have toned?
shouldn't you have toned?
shouldn't she have toned?
shouldn't we have toned?
shouldn't you have toned?
shouldn't they have toned? 	shouldn't I have been toning?
shouldn't you have been toning?
shouldn't she have been toning?
shouldn't we have been toning?
shouldn't you have been toning?
shouldn't they have been toning?