English verb conjugation
COULD ENCHAIN

Regular verb: enchain - enchained - enchained

Affirmation

Simple form	V-ing form
I could enchain you could enchain he could enchain we could enchain you could enchain they could enchain	I could be enchaining you could be enchaining he could be enchaining we could be enchaining you could be enchaining they could be enchaining
Perfect	V-ing perfect
I could have enchained you could have enchained he could have enchained we could have enchained you could have enchained they could have enchained	I could have been enchaining you could have been enchaining he could have been enchaining we could have been enchaining you could have been enchaining they could have been enchaining

Negation

Simple form	V-ing form
I couldn't enchain you couldn't enchain he couldn't enchain we couldn't enchain you couldn't enchain they couldn't enchain	I couldn't be enchaining you couldn't be enchaining he couldn't be enchaining we couldn't be enchaining you couldn't be enchaining they couldn't be enchaining
Perfect	V-ing perfect
I couldn't have enchained you couldn't have enchained he couldn't have enchained we couldn't have enchained you couldn't have enchained they couldn't have enchained	I couldn't have been enchaining you couldn't have been enchaining he couldn't have been enchaining we couldn't have been enchaining you couldn't have been enchaining they couldn't have been enchaining

Interrogative form

Simple form	V-ing form
could I enchain? could you enchain? could he enchain? could we enchain? could you enchain? could they enchain?	could I be enchaining? could you be enchaining? could he be enchaining? could we be enchaining? could you be enchaining? could they be enchaining?
Perfect	V-ing perfect
could I have enchained? could you have enchained? could he have enchained? could we have enchained? could you have enchained? could they have enchained?	could I have been enchaining? could you have been enchaining? could he have been enchaining? could we have been enchaining? could you have been enchaining? could they have been enchaining?

Interro-negative form

Simple form	V-ing form
couldn't I enchain? couldn't you enchain? couldn't he enchain? couldn't we enchain? couldn't you enchain? couldn't they enchain?	couldn't I be enchaining? couldn't you be enchaining? couldn't he be enchaining? couldn't we be enchaining? couldn't you be enchaining? couldn't they be enchaining?
Perfect	V-ing perfect
couldn't I have enchained? couldn't you have enchained? couldn't he have enchained? couldn't we have enchained? couldn't you have enchained? couldn't they have enchained?	couldn't I have been enchaining? couldn't you have been enchaining? couldn't he have been enchaining? couldn't we have been enchaining? couldn't you have been enchaining? couldn't they have been enchaining?