can supervene
Regular verb: supervene - supervened- supervened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can supervene
you can supervene
she can supervene
we can supervene
you can supervene
they can supervene 	I can be supervening
you can be supervening
she can be supervening
we can be supervening
you can be supervening
they can be supervening	I can have supervened
you can have supervened
she can have supervened
we can have supervened
you can have supervened
they can have supervened	I can have been supervening
you can have been supervening
she can have been supervening
we can have been supervening
you can have been supervening
they can have been supervening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't supervene
you can't supervene
she can't supervene
we can't supervene
you can't supervene
they can't supervene 	I can't be supervening
you can't be supervening
she can't be supervening
we can't be supervening
you can't be supervening
they can't be supervening	I can't have supervened
you can't have supervened
she can't have supervened
we can't have supervened
you can't have supervened
they can't have supervened	I can't have been supervening
you can't have been supervening
she can't have been supervening
we can't have been supervening
you can't have been supervening
they can't have been supervening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I supervene?
can you supervene?
can she supervene?
can we supervene?
can you supervene?
can they supervene? 	can I be supervening?
can you be supervening?
can she be supervening?
can we be supervening?
can you be supervening?
can they be supervening? 	can I have supervened?
can you have supervened?
can she have supervened?
can we have supervened?
can you have supervened?
can they have supervened? 	can I have been supervening?
can you have been supervening?
can she have been supervening?
can we have been supervening?
can you have been supervening?
can they have been supervening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I supervene?
can't you supervene?
can't she supervene?
can't we supervene?
can't you supervene?
can't they supervene? 	can't I be supervening?
can't you be supervening?
can't she be supervening?
can't we be supervening?
can't you be supervening?
can't they be supervening? 	can't I have supervened?
can't you have supervened?
can't she have supervened?
can't we have supervened?
can't you have supervened?
can't they have supervened? 	can't I have been supervening?
can't you have been supervening?
can't she have been supervening?
can't we have been supervening?
can't you have been supervening?
can't they have been supervening?