could ratify
Regular verb: ratify - ratified- ratified

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

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

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

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