should subscribe
Regular verb: subscribe - subscribed- subscribed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd subscribe
you'd subscribe
she'd subscribe
we'd subscribe
you'd subscribe
they'd subscribe 	I'd be subscribing
you'd be subscribing
she'd be subscribing
we'd be subscribing
you'd be subscribing
they'd be subscribing	I should've subscribed
you should've subscribed
she should've subscribed
we should've subscribed
you should've subscribed
they should've subscribed	I should've been subscribing
you should've been subscribing
she should've been subscribing
we should've been subscribing
you should've been subscribing
they should've been subscribing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't subscribe
you shouldn't subscribe
she shouldn't subscribe
we shouldn't subscribe
you shouldn't subscribe
they shouldn't subscribe 	I shouldn't be subscribing
you shouldn't be subscribing
she shouldn't be subscribing
we shouldn't be subscribing
you shouldn't be subscribing
they shouldn't be subscribing	I shouldn't have subscribed
you shouldn't have subscribed
she shouldn't have subscribed
we shouldn't have subscribed
you shouldn't have subscribed
they shouldn't have subscribed	I shouldn't have been subscribing
you shouldn't have been subscribing
she shouldn't have been subscribing
we shouldn't have been subscribing
you shouldn't have been subscribing
they shouldn't have been subscribing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I subscribe?
should you subscribe?
should she subscribe?
should we subscribe?
should you subscribe?
should they subscribe? 	should I be subscribing?
should you be subscribing?
should she be subscribing?
should we be subscribing?
should you be subscribing?
should they be subscribing? 	should I have subscribed?
should you have subscribed?
should she have subscribed?
should we have subscribed?
should you have subscribed?
should they have subscribed? 	should I have been subscribing?
should you have been subscribing?
should she have been subscribing?
should we have been subscribing?
should you have been subscribing?
should they have been subscribing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I subscribe?
shouldn't you subscribe?
shouldn't she subscribe?
shouldn't we subscribe?
shouldn't you subscribe?
shouldn't they subscribe? 	shouldn't I be subscribing?
shouldn't you be subscribing?
shouldn't she be subscribing?
shouldn't we be subscribing?
shouldn't you be subscribing?
shouldn't they be subscribing? 	shouldn't I have subscribed?
shouldn't you have subscribed?
shouldn't she have subscribed?
shouldn't we have subscribed?
shouldn't you have subscribed?
shouldn't they have subscribed? 	shouldn't I have been subscribing?
shouldn't you have been subscribing?
shouldn't she have been subscribing?
shouldn't we have been subscribing?
shouldn't you have been subscribing?
shouldn't they have been subscribing?