should preapprove
Regular verb: preapprove - preapproved- preapproved

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should preapprove
you should preapprove
she should preapprove
we should preapprove
you should preapprove
they should preapprove 	I should be preapproving
you should be preapproving
she should be preapproving
we should be preapproving
you should be preapproving
they should be preapproving	I should have preapproved
you should have preapproved
she should have preapproved
we should have preapproved
you should have preapproved
they should have preapproved	I should have been preapproving
you should have been preapproving
she should have been preapproving
we should have been preapproving
you should have been preapproving
they should have been preapproving	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not preapprove
you should not preapprove
she should not preapprove
we should not preapprove
you should not preapprove
they should not preapprove 	I should not be preapproving
you should not be preapproving
she should not be preapproving
we should not be preapproving
you should not be preapproving
they should not be preapproving	I should not have preapproved
you should not have preapproved
she should not have preapproved
we should not have preapproved
you should not have preapproved
they should not have preapproved	I should not have been preapproving
you should not have been preapproving
she should not have been preapproving
we should not have been preapproving
you should not have been preapproving
they should not have been preapproving	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I preapprove?
should you preapprove?
should she preapprove?
should we preapprove?
should you preapprove?
should they preapprove? 	should I be preapproving?
should you be preapproving?
should she be preapproving?
should we be preapproving?
should you be preapproving?
should they be preapproving? 	should I have preapproved?
should you have preapproved?
should she have preapproved?
should we have preapproved?
should you have preapproved?
should they have preapproved? 	should I have been preapproving?
should you have been preapproving?
should she have been preapproving?
should we have been preapproving?
should you have been preapproving?
should they have been preapproving? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not preapprove?
should you not preapprove?
should she not preapprove?
should we not preapprove?
should you not preapprove?
should they not preapprove? 	should I not be preapproving?
should you not be preapproving?
should she not be preapproving?
should we not be preapproving?
should you not be preapproving?
should they not be preapproving? 	should I not have preapproved?
should you not have preapproved?
should she not have preapproved?
should we not have preapproved?
should you not have preapproved?
should they not have preapproved? 	should I not have been preapproving?
should you not have been preapproving?
should she not have been preapproving?
should we not have been preapproving?
should you not have been preapproving?
should they not have been preapproving?