should prep
Regular verb: prep - preped- preped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should prep
you should prep
she should prep
we should prep
you should prep
they should prep 	I should be preping
you should be preping
she should be preping
we should be preping
you should be preping
they should be preping	I should have preped
you should have preped
she should have preped
we should have preped
you should have preped
they should have preped	I should have been preping
you should have been preping
she should have been preping
we should have been preping
you should have been preping
they should have been preping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not prep
you should not prep
she should not prep
we should not prep
you should not prep
they should not prep 	I should not be preping
you should not be preping
she should not be preping
we should not be preping
you should not be preping
they should not be preping	I should not have preped
you should not have preped
she should not have preped
we should not have preped
you should not have preped
they should not have preped	I should not have been preping
you should not have been preping
she should not have been preping
we should not have been preping
you should not have been preping
they should not have been preping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I prep?
should you prep?
should she prep?
should we prep?
should you prep?
should they prep? 	should I be preping?
should you be preping?
should she be preping?
should we be preping?
should you be preping?
should they be preping? 	should I have preped?
should you have preped?
should she have preped?
should we have preped?
should you have preped?
should they have preped? 	should I have been preping?
should you have been preping?
should she have been preping?
should we have been preping?
should you have been preping?
should they have been preping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not prep?
should you not prep?
should she not prep?
should we not prep?
should you not prep?
should they not prep? 	should I not be preping?
should you not be preping?
should she not be preping?
should we not be preping?
should you not be preping?
should they not be preping? 	should I not have preped?
should you not have preped?
should she not have preped?
should we not have preped?
should you not have preped?
should they not have preped? 	should I not have been preping?
should you not have been preping?
should she not have been preping?
should we not have been preping?
should you not have been preping?
should they not have been preping?