must revalidate
Regular verb: revalidate - revalidated- revalidated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must revalidate
you must revalidate
she must revalidate
we must revalidate
you must revalidate
they must revalidate 	I must be revalidating
you must be revalidating
she must be revalidating
we must be revalidating
you must be revalidating
they must be revalidating	I must have revalidated
you must have revalidated
she must have revalidated
we must have revalidated
you must have revalidated
they must have revalidated	I must have been revalidating
you must have been revalidating
she must have been revalidating
we must have been revalidating
you must have been revalidating
they must have been revalidating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't revalidate
you mustn't revalidate
she mustn't revalidate
we mustn't revalidate
you mustn't revalidate
they mustn't revalidate 	I mustn't be revalidating
you mustn't be revalidating
she mustn't be revalidating
we mustn't be revalidating
you mustn't be revalidating
they mustn't be revalidating	I mustn't have revalidated
you mustn't have revalidated
she mustn't have revalidated
we mustn't have revalidated
you mustn't have revalidated
they mustn't have revalidated	I mustn't have been revalidating
you mustn't have been revalidating
she mustn't have been revalidating
we mustn't have been revalidating
you mustn't have been revalidating
they mustn't have been revalidating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I revalidate?
must you revalidate?
must she revalidate?
must we revalidate?
must you revalidate?
must they revalidate? 	must I be revalidating?
must you be revalidating?
must she be revalidating?
must we be revalidating?
must you be revalidating?
must they be revalidating? 	must I have revalidated?
must you have revalidated?
must she have revalidated?
must we have revalidated?
must you have revalidated?
must they have revalidated? 	must I have been revalidating?
must you have been revalidating?
must she have been revalidating?
must we have been revalidating?
must you have been revalidating?
must they have been revalidating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I revalidate?
mustn't you revalidate?
mustn't she revalidate?
mustn't we revalidate?
mustn't you revalidate?
mustn't they revalidate? 	mustn't I be revalidating?
mustn't you be revalidating?
mustn't she be revalidating?
mustn't we be revalidating?
mustn't you be revalidating?
mustn't they be revalidating? 	mustn't I have revalidated?
mustn't you have revalidated?
mustn't she have revalidated?
mustn't we have revalidated?
mustn't you have revalidated?
mustn't they have revalidated? 	mustn't I have been revalidating?
mustn't you have been revalidating?
mustn't she have been revalidating?
mustn't we have been revalidating?
mustn't you have been revalidating?
mustn't they have been revalidating?