should summate
Regular verb: summate - summated- summated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should summate
you should summate
she should summate
we should summate
you should summate
they should summate 	I should be summating
you should be summating
she should be summating
we should be summating
you should be summating
they should be summating	I should have summated
you should have summated
she should have summated
we should have summated
you should have summated
they should have summated	I should have been summating
you should have been summating
she should have been summating
we should have been summating
you should have been summating
they should have been summating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not summate
you should not summate
she should not summate
we should not summate
you should not summate
they should not summate 	I should not be summating
you should not be summating
she should not be summating
we should not be summating
you should not be summating
they should not be summating	I should not have summated
you should not have summated
she should not have summated
we should not have summated
you should not have summated
they should not have summated	I should not have been summating
you should not have been summating
she should not have been summating
we should not have been summating
you should not have been summating
they should not have been summating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I summate?
should you summate?
should she summate?
should we summate?
should you summate?
should they summate? 	should I be summating?
should you be summating?
should she be summating?
should we be summating?
should you be summating?
should they be summating? 	should I have summated?
should you have summated?
should she have summated?
should we have summated?
should you have summated?
should they have summated? 	should I have been summating?
should you have been summating?
should she have been summating?
should we have been summating?
should you have been summating?
should they have been summating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not summate?
should you not summate?
should she not summate?
should we not summate?
should you not summate?
should they not summate? 	should I not be summating?
should you not be summating?
should she not be summating?
should we not be summating?
should you not be summating?
should they not be summating? 	should I not have summated?
should you not have summated?
should she not have summated?
should we not have summated?
should you not have summated?
should they not have summated? 	should I not have been summating?
should you not have been summating?
should she not have been summating?
should we not have been summating?
should you not have been summating?
should they not have been summating?