should stimulate
Regular verb: stimulate - stimulated- stimulated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd stimulate
you'd stimulate
she'd stimulate
we'd stimulate
you'd stimulate
they'd stimulate 	I'd be stimulating
you'd be stimulating
she'd be stimulating
we'd be stimulating
you'd be stimulating
they'd be stimulating	I should've stimulated
you should've stimulated
she should've stimulated
we should've stimulated
you should've stimulated
they should've stimulated	I should've been stimulating
you should've been stimulating
she should've been stimulating
we should've been stimulating
you should've been stimulating
they should've been stimulating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't stimulate
you shouldn't stimulate
she shouldn't stimulate
we shouldn't stimulate
you shouldn't stimulate
they shouldn't stimulate 	I shouldn't be stimulating
you shouldn't be stimulating
she shouldn't be stimulating
we shouldn't be stimulating
you shouldn't be stimulating
they shouldn't be stimulating	I shouldn't have stimulated
you shouldn't have stimulated
she shouldn't have stimulated
we shouldn't have stimulated
you shouldn't have stimulated
they shouldn't have stimulated	I shouldn't have been stimulating
you shouldn't have been stimulating
she shouldn't have been stimulating
we shouldn't have been stimulating
you shouldn't have been stimulating
they shouldn't have been stimulating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I stimulate?
should you stimulate?
should she stimulate?
should we stimulate?
should you stimulate?
should they stimulate? 	should I be stimulating?
should you be stimulating?
should she be stimulating?
should we be stimulating?
should you be stimulating?
should they be stimulating? 	should I have stimulated?
should you have stimulated?
should she have stimulated?
should we have stimulated?
should you have stimulated?
should they have stimulated? 	should I have been stimulating?
should you have been stimulating?
should she have been stimulating?
should we have been stimulating?
should you have been stimulating?
should they have been stimulating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I stimulate?
shouldn't you stimulate?
shouldn't she stimulate?
shouldn't we stimulate?
shouldn't you stimulate?
shouldn't they stimulate? 	shouldn't I be stimulating?
shouldn't you be stimulating?
shouldn't she be stimulating?
shouldn't we be stimulating?
shouldn't you be stimulating?
shouldn't they be stimulating? 	shouldn't I have stimulated?
shouldn't you have stimulated?
shouldn't she have stimulated?
shouldn't we have stimulated?
shouldn't you have stimulated?
shouldn't they have stimulated? 	shouldn't I have been stimulating?
shouldn't you have been stimulating?
shouldn't she have been stimulating?
shouldn't we have been stimulating?
shouldn't you have been stimulating?
shouldn't they have been stimulating?