could revile
Regular verb: revile - reviled- reviled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could revile
you could revile
he could revile
we could revile
you could revile
they could revile 	I could be reviling
you could be reviling
he could be reviling
we could be reviling
you could be reviling
they could be reviling	I could have reviled
you could have reviled
he could have reviled
we could have reviled
you could have reviled
they could have reviled	I could have been reviling
you could have been reviling
he could have been reviling
we could have been reviling
you could have been reviling
they could have been reviling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't revile
you couldn't revile
he couldn't revile
we couldn't revile
you couldn't revile
they couldn't revile 	I couldn't be reviling
you couldn't be reviling
he couldn't be reviling
we couldn't be reviling
you couldn't be reviling
they couldn't be reviling	I couldn't have reviled
you couldn't have reviled
he couldn't have reviled
we couldn't have reviled
you couldn't have reviled
they couldn't have reviled	I couldn't have been reviling
you couldn't have been reviling
he couldn't have been reviling
we couldn't have been reviling
you couldn't have been reviling
they couldn't have been reviling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I revile?
could you revile?
could he revile?
could we revile?
could you revile?
could they revile? 	could I be reviling?
could you be reviling?
could he be reviling?
could we be reviling?
could you be reviling?
could they be reviling? 	could I have reviled?
could you have reviled?
could he have reviled?
could we have reviled?
could you have reviled?
could they have reviled? 	could I have been reviling?
could you have been reviling?
could he have been reviling?
could we have been reviling?
could you have been reviling?
could they have been reviling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I revile?
couldn't you revile?
couldn't he revile?
couldn't we revile?
couldn't you revile?
couldn't they revile? 	couldn't I be reviling?
couldn't you be reviling?
couldn't he be reviling?
couldn't we be reviling?
couldn't you be reviling?
couldn't they be reviling? 	couldn't I have reviled?
couldn't you have reviled?
couldn't he have reviled?
couldn't we have reviled?
couldn't you have reviled?
couldn't they have reviled? 	couldn't I have been reviling?
couldn't you have been reviling?
couldn't he have been reviling?
couldn't we have been reviling?
couldn't you have been reviling?
couldn't they have been reviling?