English verb conjugation COULD UNKNOT

Regular verb: unknot - unknotted - unknotted

Affirmation

Simple form

I could unknot
you could unknot
he could unknot
we could unknot
you could unknot
they could unknot

V-ing form

I could be unknotting
you could be unknotting
he could be unknotting
we could be unknotting
you could be unknotting
they could be unknotting

Perfect

I could have unknotted
you could have unknotted
he could have unknotted
we could have unknotted
you could have unknotted
they could have unknotted

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I unknot?
could you unknot?
could he unknot?
could we unknot?
could you unknot?
could they unknot?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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