English verb conjugation
CAN SUMMATE

Regular verb: summate - summated - summated

Affirmation

Simple form	V-ing form
I can summate you can summate he can summate we can summate you can summate they can summate	I can be summating you can be summating he can be summating we can be summating you can be summating they can be summating
Perfect	V-ing perfect
I can have summated you can have summated he can have summated we can have summated you can have summated they can have summated	I can have been summating you can have been summating he can have been summating we can have been summating you can have been summating they can have been summating

Negation

Simple form	V-ing form
I can't summate you can't summate he can't summate we can't summate you can't summate they can't summate	I can't be summating you can't be summating he can't be summating we can't be summating you can't be summating they can't be summating
Perfect	V-ing perfect
I can't have summated you can't have summated he can't have summated we can't have summated you can't have summated they can't have summated	I can't have been summating you can't have been summating he can't have been summating we can't have been summating you can't have been summating they can't have been summating

Interrogative form

Simple form	V-ing form
can I summate? can you summate? can he summate? can we summate? can you summate? can they summate?	can I be summating? can you be summating? can he be summating? can we be summating? can you be summating? can they be summating?
Perfect	V-ing perfect
can I have summated? can you have summated? can he have summated? can we have summated? can you have summated? can they have summated?	can I have been summating? can you have been summating? can he have been summating? can we have been summating? can you have been summating? can they have been summating?

Interro-negative form

Simple form	V-ing form
can't I summate? can't you summate? can't he summate? can't we summate? can't you summate? can't they summate?	can't I be summating? can't you be summating? can't he be summating? can't we be summating? can't you be summating? can't they be summating?
Perfect	V-ing perfect
can't I have summated? can't you have summated? can't he have summated? can't we have summated? can't you have summated? can't they have summated?	can't I have been summating? can't you have been summating? can't he have been summating? can't we have been summating? can't you have been summating? can't they have been summating?