could pervade
Verbe régulier : pervade - pervaded- pervaded
Traduction française : se répandre dans - se propager à travers 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could pervade
you could pervade
she could pervade
we could pervade
you could pervade
they could pervade 	I could be pervading
you could be pervading
she could be pervading
we could be pervading
you could be pervading
they could be pervading	I could have pervaded
you could have pervaded
she could have pervaded
we could have pervaded
you could have pervaded
they could have pervaded	I could have been pervading
you could have been pervading
she could have been pervading
we could have been pervading
you could have been pervading
they could have been pervading	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't pervade
you couldn't pervade
she couldn't pervade
we couldn't pervade
you couldn't pervade
they couldn't pervade 	I couldn't be pervading
you couldn't be pervading
she couldn't be pervading
we couldn't be pervading
you couldn't be pervading
they couldn't be pervading	I couldn't have pervaded
you couldn't have pervaded
she couldn't have pervaded
we couldn't have pervaded
you couldn't have pervaded
they couldn't have pervaded	I couldn't have been pervading
you couldn't have been pervading
she couldn't have been pervading
we couldn't have been pervading
you couldn't have been pervading
they couldn't have been pervading	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I pervade?
could you pervade?
could she pervade?
could we pervade?
could you pervade?
could they pervade? 	could I be pervading?
could you be pervading?
could she be pervading?
could we be pervading?
could you be pervading?
could they be pervading? 	could I have pervaded?
could you have pervaded?
could she have pervaded?
could we have pervaded?
could you have pervaded?
could they have pervaded? 	could I have been pervading?
could you have been pervading?
could she have been pervading?
could we have been pervading?
could you have been pervading?
could they have been pervading? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I pervade?
couldn't you pervade?
couldn't she pervade?
couldn't we pervade?
couldn't you pervade?
couldn't they pervade? 	couldn't I be pervading?
couldn't you be pervading?
couldn't she be pervading?
couldn't we be pervading?
couldn't you be pervading?
couldn't they be pervading? 	couldn't I have pervaded?
couldn't you have pervaded?
couldn't she have pervaded?
couldn't we have pervaded?
couldn't you have pervaded?
couldn't they have pervaded? 	couldn't I have been pervading?
couldn't you have been pervading?
couldn't she have been pervading?
couldn't we have been pervading?
couldn't you have been pervading?
couldn't they have been pervading?