should plan
Regular verb: plan - planned- planned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd plan
you'd plan
she'd plan
we'd plan
you'd plan
they'd plan 	I'd be planning
you'd be planning
she'd be planning
we'd be planning
you'd be planning
they'd be planning	I should've planned
you should've planned
she should've planned
we should've planned
you should've planned
they should've planned	I should've been planning
you should've been planning
she should've been planning
we should've been planning
you should've been planning
they should've been planning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't plan
you shouldn't plan
she shouldn't plan
we shouldn't plan
you shouldn't plan
they shouldn't plan 	I shouldn't be planning
you shouldn't be planning
she shouldn't be planning
we shouldn't be planning
you shouldn't be planning
they shouldn't be planning	I shouldn't have planned
you shouldn't have planned
she shouldn't have planned
we shouldn't have planned
you shouldn't have planned
they shouldn't have planned	I shouldn't have been planning
you shouldn't have been planning
she shouldn't have been planning
we shouldn't have been planning
you shouldn't have been planning
they shouldn't have been planning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I plan?
should you plan?
should she plan?
should we plan?
should you plan?
should they plan? 	should I be planning?
should you be planning?
should she be planning?
should we be planning?
should you be planning?
should they be planning? 	should I have planned?
should you have planned?
should she have planned?
should we have planned?
should you have planned?
should they have planned? 	should I have been planning?
should you have been planning?
should she have been planning?
should we have been planning?
should you have been planning?
should they have been planning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I plan?
shouldn't you plan?
shouldn't she plan?
shouldn't we plan?
shouldn't you plan?
shouldn't they plan? 	shouldn't I be planning?
shouldn't you be planning?
shouldn't she be planning?
shouldn't we be planning?
shouldn't you be planning?
shouldn't they be planning? 	shouldn't I have planned?
shouldn't you have planned?
shouldn't she have planned?
shouldn't we have planned?
shouldn't you have planned?
shouldn't they have planned? 	shouldn't I have been planning?
shouldn't you have been planning?
shouldn't she have been planning?
shouldn't we have been planning?
shouldn't you have been planning?
shouldn't they have been planning?