English verb conjugation COULD UNCHAIN

Regular verb: unchain - unchained - unchained

Affirmation

Simple form

I could unchain
you could unchain
he could unchain
we could unchain
you could unchain
they could unchain

V-ing form

I could be unchaining
you could be unchaining
he could be unchaining
we could be unchaining
you could be unchaining
they could be unchaining

Perfect

I could have unchained
you could have unchained
he could have unchained
we could have unchained
you could have unchained
they could have unchained

V-ing perfect

I could have been unchaining
you could have been unchaining
he could have been unchaining
we could have been unchaining
you could have been unchaining
they could have been unchaining

Negation

Simple form

I couldn't unchain
you couldn't unchain
he couldn't unchain
we couldn't unchain
you couldn't unchain
they couldn't unchain

V-ing form

I couldn't be unchaining
you couldn't be unchaining
he couldn't be unchaining
we couldn't be unchaining
you couldn't be unchaining
they couldn't be unchaining

Perfect

I couldn't have unchained
you couldn't have unchained
he couldn't have unchained
we couldn't have unchained
you couldn't have unchained
they couldn't have unchained

V-ing perfect

I couldn't have been unchaining
you couldn't have been unchaining
he couldn't have been unchaining
we couldn't have been unchaining
you couldn't have been unchaining
they couldn't have been unchaining

Interrogative form

Simple form

could I unchain?
could you unchain?
could he unchain?
could we unchain?
could you unchain?
could they unchain?

V-ing form

could I be unchaining?
could you be unchaining?
could he be unchaining?
could we be unchaining?
could you be unchaining?
could they be unchaining?

Perfect

could I have unchained?
could you have unchained?
could he have unchained?
could we have unchained?
could you have unchained?
could they have unchained?

V-ing perfect

could I have been unchaining?
could you have been unchaining?
could he have been unchaining?
could we have been unchaining?
could you have been unchaining?
could they have been unchaining?

Interro-negative form

Simple form

couldn't I unchain?
couldn't you unchain?
couldn't he unchain?
couldn't we unchain?
couldn't you unchain?
couldn't they unchain?

V-ing form

couldn't I be unchaining?
couldn't you be unchaining?
couldn't he be unchaining?
couldn't we be unchaining?
couldn't you be unchaining?
couldn't they be unchaining?

Perfect

couldn't I have unchained?
couldn't you have unchained?
couldn't he have unchained?
couldn't we have unchained?
couldn't you have unchained?
couldn't they have unchained?

V-ing perfect

couldn't I have been unchaining?
couldn't you have been unchaining?
couldn't he have been unchaining?
couldn't we have been unchaining?
couldn't you have been unchaining?
couldn't they have been unchaining?

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