must ratify
Verbo regular: ratify - ratified- ratified

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must ratify
you must ratify
she must ratify
we must ratify
you must ratify
they must ratify 	I must be ratifying
you must be ratifying
she must be ratifying
we must be ratifying
you must be ratifying
they must be ratifying	I must have ratified
you must have ratified
she must have ratified
we must have ratified
you must have ratified
they must have ratified	I must have been ratifying
you must have been ratifying
she must have been ratifying
we must have been ratifying
you must have been ratifying
they must have been ratifying	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not ratify
you must not ratify
she must not ratify
we must not ratify
you must not ratify
they must not ratify 	I must not be ratifying
you must not be ratifying
she must not be ratifying
we must not be ratifying
you must not be ratifying
they must not be ratifying	I must not have ratified
you must not have ratified
she must not have ratified
we must not have ratified
you must not have ratified
they must not have ratified	I must not have been ratifying
you must not have been ratifying
she must not have been ratifying
we must not have been ratifying
you must not have been ratifying
they must not have been ratifying	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I ratify?
must you ratify?
must she ratify?
must we ratify?
must you ratify?
must they ratify? 	must I be ratifying?
must you be ratifying?
must she be ratifying?
must we be ratifying?
must you be ratifying?
must they be ratifying? 	must I have ratified?
must you have ratified?
must she have ratified?
must we have ratified?
must you have ratified?
must they have ratified? 	must I have been ratifying?
must you have been ratifying?
must she have been ratifying?
must we have been ratifying?
must you have been ratifying?
must they have been ratifying? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not ratify?
must you not ratify?
must she not ratify?
must we not ratify?
must you not ratify?
must they not ratify? 	must I not be ratifying?
must you not be ratifying?
must she not be ratifying?
must we not be ratifying?
must you not be ratifying?
must they not be ratifying? 	must I not have ratified?
must you not have ratified?
must she not have ratified?
must we not have ratified?
must you not have ratified?
must they not have ratified? 	must I not have been ratifying?
must you not have been ratifying?
must she not have been ratifying?
must we not have been ratifying?
must you not have been ratifying?
must they not have been ratifying?