English verb conjugation
COULD FLUORINATE

Regular verb: fluorinate - fluorinated - fluorinated

Affirmation

Simple form	V-ing form
I could fluorinate you could fluorinate she could fluorinate we could fluorinate you could fluorinate they could fluorinate	I could be fluorinating you could be fluorinating she could be fluorinating we could be fluorinating you could be fluorinating they could be fluorinating
Perfect	V-ing perfect
I could have fluorinated you could have fluorinated she could have fluorinated we could have fluorinated you could have fluorinated they could have fluorinated	I could have been fluorinating you could have been fluorinating she could have been fluorinating we could have been fluorinating you could have been fluorinating they could have been fluorinating

Negation

Simple form	V-ing form
I couldn't fluorinate you couldn't fluorinate she couldn't fluorinate we couldn't fluorinate you couldn't fluorinate they couldn't fluorinate	I couldn't be fluorinating you couldn't be fluorinating she couldn't be fluorinating we couldn't be fluorinating you couldn't be fluorinating they couldn't be fluorinating
Perfect	V-ing perfect
I couldn't have fluorinated you couldn't have fluorinated she couldn't have fluorinated we couldn't have fluorinated you couldn't have fluorinated they couldn't have fluorinated	I couldn't have been fluorinating you couldn't have been fluorinating she couldn't have been fluorinating we couldn't have been fluorinating you couldn't have been fluorinating they couldn't have been fluorinating

Interrogative form

Simple form	V-ing form
could I fluorinate? could you fluorinate? could she fluorinate? could we fluorinate? could you fluorinate? could they fluorinate?	could I be fluorinating? could you be fluorinating? could she be fluorinating? could we be fluorinating? could you be fluorinating? could they be fluorinating?
Perfect	V-ing perfect
could I have fluorinated? could you have fluorinated? could she have fluorinated? could we have fluorinated? could you have fluorinated? could they have fluorinated?	could I have been fluorinating? could you have been fluorinating? could she have been fluorinating? could we have been fluorinating? could you have been fluorinating? could they have been fluorinating?

Interro-negative form

Simple form	V-ing form
couldn't I fluorinate? couldn't you fluorinate? couldn't she fluorinate? couldn't we fluorinate? couldn't you fluorinate? couldn't they fluorinate?	couldn't I be fluorinating? couldn't you be fluorinating? couldn't she be fluorinating? couldn't we be fluorinating? couldn't you be fluorinating? couldn't they be fluorinating?
Perfect	V-ing perfect
couldn't I have fluorinated? couldn't you have fluorinated? couldn't she have fluorinated? couldn't we have fluorinated? couldn't you have fluorinated? couldn't they have fluorinated?	couldn't I have been fluorinating? couldn't you have been fluorinating? couldn't she have been fluorinating? couldn't we have been fluorinating? couldn't you have been fluorinating? couldn't they have been fluorinating?