English verb conjugation COULD UNHOOK

Regular verb: unhook - unhooked - unhooked

Affirmation

Simple form

I could unhook
you could unhook
he could unhook
we could unhook
you could unhook
they could unhook

V-ing form

I could be unhooking
you could be unhooking
he could be unhooking
we could be unhooking
you could be unhooking
they could be unhooking

Perfect

I could have unhooked
you could have unhooked
he could have unhooked
we could have unhooked
you could have unhooked
they could have unhooked

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I unhook?
could you unhook?
could he unhook?
could we unhook?
could you unhook?
could they unhook?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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