English verb conjugation COULD UNCHAIR

Regular verb: unchair - unchaired - unchaired

Affirmation

Simple form

I could unchair
you could unchair
he could unchair
we could unchair
you could unchair
they could unchair

V-ing form

I could be unchairing
you could be unchairing
he could be unchairing
we could be unchairing
you could be unchairing
they could be unchairing

Perfect

I could have unchaired
you could have unchaired
he could have unchaired
we could have unchaired
you could have unchaired
they could have unchaired

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I unchair?
could you unchair?
could he unchair?
could we unchair?
could you unchair?
could they unchair?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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