English verb conjugation
COULD FETTER

Regular verb: fetter - fettered - fettered

Affirmation

Simple form	V-ing form
I could fetter you could fetter he could fetter we could fetter you could fetter they could fetter	I could be fettering you could be fettering he could be fettering we could be fettering you could be fettering they could be fettering
Perfect	V-ing perfect
I could have fettered you could have fettered he could have fettered we could have fettered you could have fettered they could have fettered	I could have been fettering you could have been fettering he could have been fettering we could have been fettering you could have been fettering they could have been fettering

Negation

Simple form	V-ing form
I couldn't fetter you couldn't fetter he couldn't fetter we couldn't fetter you couldn't fetter they couldn't fetter	I couldn't be fettering you couldn't be fettering he couldn't be fettering we couldn't be fettering you couldn't be fettering they couldn't be fettering
Perfect	V-ing perfect
I couldn't have fettered you couldn't have fettered he couldn't have fettered we couldn't have fettered you couldn't have fettered they couldn't have fettered	I couldn't have been fettering you couldn't have been fettering he couldn't have been fettering we couldn't have been fettering you couldn't have been fettering they couldn't have been fettering

Interrogative form

Simple form	V-ing form
could I fetter? could you fetter? could he fetter? could we fetter? could you fetter? could they fetter?	could I be fettering? could you be fettering? could he be fettering? could we be fettering? could you be fettering? could they be fettering?
Perfect	V-ing perfect
could I have fettered? could you have fettered? could he have fettered? could we have fettered? could you have fettered? could they have fettered?	could I have been fettering? could you have been fettering? could he have been fettering? could we have been fettering? could you have been fettering? could they have been fettering?

Interro-negative form

Simple form	V-ing form
couldn't I fetter? couldn't you fetter? couldn't he fetter? couldn't we fetter? couldn't you fetter? couldn't they fetter?	couldn't I be fettering? couldn't you be fettering? couldn't he be fettering? couldn't we be fettering? couldn't you be fettering? couldn't they be fettering?
Perfect	V-ing perfect
couldn't I have fettered? couldn't you have fettered? couldn't he have fettered? couldn't we have fettered? couldn't you have fettered? couldn't they have fettered?	couldn't I have been fettering? couldn't you have been fettering? couldn't he have been fettering? couldn't we have been fettering? couldn't you have been fettering? couldn't they have been fettering?