English verb conjugation
CAN RATIFY

Regular verb: ratify - ratified - ratified

Affirmation

Simple form	V-ing form
I can ratify you can ratify he can ratify we can ratify you can ratify they can ratify	I can be ratifying you can be ratifying he can be ratifying we can be ratifying you can be ratifying they can be ratifying
Perfect	V-ing perfect
I can have ratified you can have ratified he can have ratified we can have ratified you can have ratified they can have ratified	I can have been ratifying you can have been ratifying he can have been ratifying we can have been ratifying you can have been ratifying they can have been ratifying

Negation

Simple form	V-ing form
I can't ratify you can't ratify he can't ratify we can't ratify you can't ratify they can't ratify	I can't be ratifying you can't be ratifying he can't be ratifying we can't be ratifying you can't be ratifying they can't be ratifying
Perfect	V-ing perfect
I can't have ratified you can't have ratified he can't have ratified we can't have ratified you can't have ratified they can't have ratified	I can't have been ratifying you can't have been ratifying he can't have been ratifying we can't have been ratifying you can't have been ratifying they can't have been ratifying

Interrogative form

Simple form	V-ing form
can I ratify? can you ratify? can he ratify? can we ratify? can you ratify? can they ratify?	can I be ratifying? can you be ratifying? can he be ratifying? can we be ratifying? can you be ratifying? can they be ratifying?
Perfect	V-ing perfect
can I have ratified? can you have ratified? can he have ratified? can we have ratified? can you have ratified? can they have ratified?	can I have been ratifying? can you have been ratifying? can he have been ratifying? can we have been ratifying? can you have been ratifying? can they have been ratifying?

Interro-negative form

Simple form	V-ing form
can't I ratify? can't you ratify? can't he ratify? can't we ratify? can't you ratify? can't they ratify?	can't I be ratifying? can't you be ratifying? can't he be ratifying? can't we be ratifying? can't you be ratifying? can't they be ratifying?
Perfect	V-ing perfect
can't I have ratified? can't you have ratified? can't he have ratified? can't we have ratified? can't you have ratified? can't they have ratified?	can't I have been ratifying? can't you have been ratifying? can't he have been ratifying? can't we have been ratifying? can't you have been ratifying? can't they have been ratifying?