should plan
Regular verb: plan - planned- planned

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

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not plan
you should not plan
she should not plan
we should not plan
you should not plan
they should not plan 	I should not be planning
you should not be planning
she should not be planning
we should not be planning
you should not be planning
they should not be planning	I should not have planned
you should not have planned
she should not have planned
we should not have planned
you should not have planned
they should not have planned	I should not have been planning
you should not have been planning
she should not have been planning
we should not have been planning
you should not have been planning
they should not 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 	
should I not plan?
should you not plan?
should she not plan?
should we not plan?
should you not plan?
should they not plan? 	should I not be planning?
should you not be planning?
should she not be planning?
should we not be planning?
should you not be planning?
should they not be planning? 	should I not have planned?
should you not have planned?
should she not have planned?
should we not have planned?
should you not have planned?
should they not have planned? 	should I not have been planning?
should you not have been planning?
should she not have been planning?
should we not have been planning?
should you not have been planning?
should they not have been planning?