must validate
Verbo regular: validate - validated- validated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must validate
you must validate
he must validate
we must validate
you must validate
they must validate 	I must be validating
you must be validating
he must be validating
we must be validating
you must be validating
they must be validating	I must have validated
you must have validated
he must have validated
we must have validated
you must have validated
they must have validated	I must have been validating
you must have been validating
he must have been validating
we must have been validating
you must have been validating
they must have been validating	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't validate
you mustn't validate
he mustn't validate
we mustn't validate
you mustn't validate
they mustn't validate 	I mustn't be validating
you mustn't be validating
he mustn't be validating
we mustn't be validating
you mustn't be validating
they mustn't be validating	I mustn't have validated
you mustn't have validated
he mustn't have validated
we mustn't have validated
you mustn't have validated
they mustn't have validated	I mustn't have been validating
you mustn't have been validating
he mustn't have been validating
we mustn't have been validating
you mustn't have been validating
they mustn't have been validating	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I validate?
must you validate?
must he validate?
must we validate?
must you validate?
must they validate? 	must I be validating?
must you be validating?
must he be validating?
must we be validating?
must you be validating?
must they be validating? 	must I have validated?
must you have validated?
must he have validated?
must we have validated?
must you have validated?
must they have validated? 	must I have been validating?
must you have been validating?
must he have been validating?
must we have been validating?
must you have been validating?
must they have been validating? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I validate?
mustn't you validate?
mustn't he validate?
mustn't we validate?
mustn't you validate?
mustn't they validate? 	mustn't I be validating?
mustn't you be validating?
mustn't he be validating?
mustn't we be validating?
mustn't you be validating?
mustn't they be validating? 	mustn't I have validated?
mustn't you have validated?
mustn't he have validated?
mustn't we have validated?
mustn't you have validated?
mustn't they have validated? 	mustn't I have been validating?
mustn't you have been validating?
mustn't he have been validating?
mustn't we have been validating?
mustn't you have been validating?
mustn't they have been validating?