English verb conjugation
CAN UNKNOT

Regular verb: unknot - unknotted - unknotted

Affirmation

Simple form	V-ing form
I can unknot you can unknot she can unknot we can unknot you can unknot they can unknot	I can be unknotting you can be unknotting she can be unknotting we can be unknotting you can be unknotting they can be unknotting
Perfect	V-ing perfect
I can have unknotted you can have unknotted she can have unknotted we can have unknotted you can have unknotted they can have unknotted	I can have been unknotting you can have been unknotting she can have been unknotting we can have been unknotting you can have been unknotting they can have been unknotting

Negation

Simple form	V-ing form
I can't unknot you can't unknot she can't unknot we can't unknot you can't unknot they can't unknot	I can't be unknotting you can't be unknotting she can't be unknotting we can't be unknotting you can't be unknotting they can't be unknotting
Perfect	V-ing perfect
I can't have unknotted you can't have unknotted she can't have unknotted we can't have unknotted you can't have unknotted they can't have unknotted	I can't have been unknotting you can't have been unknotting she can't have been unknotting we can't have been unknotting you can't have been unknotting they can't have been unknotting

Interrogative form

Simple form	V-ing form
can I unknot? can you unknot? can she unknot? can we unknot? can you unknot? can they unknot?	can I be unknotting? can you be unknotting? can she be unknotting? can we be unknotting? can you be unknotting? can they be unknotting?
Perfect	V-ing perfect
can I have unknotted? can you have unknotted? can she have unknotted? can we have unknotted? can you have unknotted? can they have unknotted?	can I have been unknotting? can you have been unknotting? can she have been unknotting? can we have been unknotting? can you have been unknotting? can they have been unknotting?

Interro-negative form

Simple form	V-ing form
can't I unknot? can't you unknot? can't she unknot? can't we unknot? can't you unknot? can't they unknot?	can't I be unknotting? can't you be unknotting? can't she be unknotting? can't we be unknotting? can't you be unknotting? can't they be unknotting?
Perfect	V-ing perfect
can't I have unknotted? can't you have unknotted? can't she have unknotted? can't we have unknotted? can't you have unknotted? can't they have unknotted?	can't I have been unknotting? can't you have been unknotting? can't she have been unknotting? can't we have been unknotting? can't you have been unknotting? can't they have been unknotting?