could flux
Regular verb: flux - fluxed- fluxed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could flux
you could flux
she could flux
we could flux
you could flux
they could flux 	I could be fluxing
you could be fluxing
she could be fluxing
we could be fluxing
you could be fluxing
they could be fluxing	I could have fluxed
you could have fluxed
she could have fluxed
we could have fluxed
you could have fluxed
they could have fluxed	I could have been fluxing
you could have been fluxing
she could have been fluxing
we could have been fluxing
you could have been fluxing
they could have been fluxing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't flux
you couldn't flux
she couldn't flux
we couldn't flux
you couldn't flux
they couldn't flux 	I couldn't be fluxing
you couldn't be fluxing
she couldn't be fluxing
we couldn't be fluxing
you couldn't be fluxing
they couldn't be fluxing	I couldn't have fluxed
you couldn't have fluxed
she couldn't have fluxed
we couldn't have fluxed
you couldn't have fluxed
they couldn't have fluxed	I couldn't have been fluxing
you couldn't have been fluxing
she couldn't have been fluxing
we couldn't have been fluxing
you couldn't have been fluxing
they couldn't have been fluxing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I flux?
could you flux?
could she flux?
could we flux?
could you flux?
could they flux? 	could I be fluxing?
could you be fluxing?
could she be fluxing?
could we be fluxing?
could you be fluxing?
could they be fluxing? 	could I have fluxed?
could you have fluxed?
could she have fluxed?
could we have fluxed?
could you have fluxed?
could they have fluxed? 	could I have been fluxing?
could you have been fluxing?
could she have been fluxing?
could we have been fluxing?
could you have been fluxing?
could they have been fluxing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I flux?
couldn't you flux?
couldn't she flux?
couldn't we flux?
couldn't you flux?
couldn't they flux? 	couldn't I be fluxing?
couldn't you be fluxing?
couldn't she be fluxing?
couldn't we be fluxing?
couldn't you be fluxing?
couldn't they be fluxing? 	couldn't I have fluxed?
couldn't you have fluxed?
couldn't she have fluxed?
couldn't we have fluxed?
couldn't you have fluxed?
couldn't they have fluxed? 	couldn't I have been fluxing?
couldn't you have been fluxing?
couldn't she have been fluxing?
couldn't we have been fluxing?
couldn't you have been fluxing?
couldn't they have been fluxing?