must pervade
Verbo regolare: pervade - pervaded- pervaded

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must pervade
you must pervade
she must pervade
we must pervade
you must pervade
they must pervade 	I must be pervading
you must be pervading
she must be pervading
we must be pervading
you must be pervading
they must be pervading	I must have pervaded
you must have pervaded
she must have pervaded
we must have pervaded
you must have pervaded
they must have pervaded	I must have been pervading
you must have been pervading
she must have been pervading
we must have been pervading
you must have been pervading
they must have been pervading	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not pervade
you must not pervade
she must not pervade
we must not pervade
you must not pervade
they must not pervade 	I must not be pervading
you must not be pervading
she must not be pervading
we must not be pervading
you must not be pervading
they must not be pervading	I must not have pervaded
you must not have pervaded
she must not have pervaded
we must not have pervaded
you must not have pervaded
they must not have pervaded	I must not have been pervading
you must not have been pervading
she must not have been pervading
we must not have been pervading
you must not have been pervading
they must not have been pervading	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I pervade?
must you pervade?
must she pervade?
must we pervade?
must you pervade?
must they pervade? 	must I be pervading?
must you be pervading?
must she be pervading?
must we be pervading?
must you be pervading?
must they be pervading? 	must I have pervaded?
must you have pervaded?
must she have pervaded?
must we have pervaded?
must you have pervaded?
must they have pervaded? 	must I have been pervading?
must you have been pervading?
must she have been pervading?
must we have been pervading?
must you have been pervading?
must they have been pervading? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not pervade?
must you not pervade?
must she not pervade?
must we not pervade?
must you not pervade?
must they not pervade? 	must I not be pervading?
must you not be pervading?
must she not be pervading?
must we not be pervading?
must you not be pervading?
must they not be pervading? 	must I not have pervaded?
must you not have pervaded?
must she not have pervaded?
must we not have pervaded?
must you not have pervaded?
must they not have pervaded? 	must I not have been pervading?
must you not have been pervading?
must she not have been pervading?
must we not have been pervading?
must you not have been pervading?
must they not have been pervading?