can pervade
Regular verb: pervade - pervaded- pervaded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can pervade
you can pervade
she can pervade
we can pervade
you can pervade
they can pervade 	I can be pervading
you can be pervading
she can be pervading
we can be pervading
you can be pervading
they can be pervading	I can have pervaded
you can have pervaded
she can have pervaded
we can have pervaded
you can have pervaded
they can have pervaded	I can have been pervading
you can have been pervading
she can have been pervading
we can have been pervading
you can have been pervading
they can have been pervading	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't pervade
you can't pervade
she can't pervade
we can't pervade
you can't pervade
they can't pervade 	I can't be pervading
you can't be pervading
she can't be pervading
we can't be pervading
you can't be pervading
they can't be pervading	I can't have pervaded
you can't have pervaded
she can't have pervaded
we can't have pervaded
you can't have pervaded
they can't have pervaded	I can't have been pervading
you can't have been pervading
she can't have been pervading
we can't have been pervading
you can't have been pervading
they can't have been pervading	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I pervade?
can you pervade?
can she pervade?
can we pervade?
can you pervade?
can they pervade? 	can I be pervading?
can you be pervading?
can she be pervading?
can we be pervading?
can you be pervading?
can they be pervading? 	can I have pervaded?
can you have pervaded?
can she have pervaded?
can we have pervaded?
can you have pervaded?
can they have pervaded? 	can I have been pervading?
can you have been pervading?
can she have been pervading?
can we have been pervading?
can you have been pervading?
can they have been pervading? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I pervade?
can't you pervade?
can't she pervade?
can't we pervade?
can't you pervade?
can't they pervade? 	can't I be pervading?
can't you be pervading?
can't she be pervading?
can't we be pervading?
can't you be pervading?
can't they be pervading? 	can't I have pervaded?
can't you have pervaded?
can't she have pervaded?
can't we have pervaded?
can't you have pervaded?
can't they have pervaded? 	can't I have been pervading?
can't you have been pervading?
can't she have been pervading?
can't we have been pervading?
can't you have been pervading?
can't they have been pervading?