English verb conjugation
COULD WALK WALK

Regular verb: walk walk - walk walked - walk walked

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I could walk walk you could walk walk he could walk walk we could walk walk you could walk walk they could walk walk	I could be walk walking you could be walk walking he could be walk walking we could be walk walking you could be walk walking they could be walk walking
Perfect	V-ing perfect
I could have walk walked you could have walk walked he could have walk walked we could have walk walked you could have walk walked they could have walk walked	I could have been walk walking you could have been walk walking he could have been walk walking we could have been walk walking you could have been walk walking they could have been walk walking

Negation

Simple form	V-ing form
I could not walk walk you could not walk walk he could not walk walk we could not walk walk you could not walk walk they could not walk walk	I could not be walk walking you could not be walk walking he could not be walk walking we could not be walk walking you could not be walk walking they could not be walk walking
Perfect	V-ing perfect
I could not have walk walked you could not have walk walked he could not have walk walked we could not have walk walked you could not have walk walked they could not have walk walked	I could not have been walk walking you could not have been walk walking he could not have been walk walking we could not have been walk walking you could not have been walk walking they could not have been walk walking

Interrogative form

Simple form	V-ing form
could I walk walk? could you walk walk? could he walk walk? could we walk walk? could you walk walk? could they walk walk?	could I be walk walking? could you be walk walking? could he be walk walking? could we be walk walking? could you be walk walking? could they be walk walking?
Perfect	V-ing perfect
could I have walk walked? could you have walk walked? could he have walk walked? could we have walk walked? could you have walk walked? could they have walk walked?	could I have been walk walking? could you have been walk walking? could he have been walk walking? could we have been walk walking? could you have been walk walking? could they have been walk walking?

Interro-negative form

Simple form	V-ing form
could I not walk walk? could you not walk walk? could he not walk walk? could we not walk walk? could you not walk walk? could they not walk walk?	could I not be walk walking? could you not be walk walking? could he not be walk walking? could we not be walk walking? could you not be walk walking? could they not be walk walking?
Perfect	V-ing perfect
could I not have walk walked? could you not have walk walked? could he not have walk walked? could we not have walk walked? could you not have walk walked? could they not have walk walked?	could I not have been walk walking? could you not have been walk walking? could he not have been walk walking? could we not have been walk walking? could you not have been walk walking? could they not have been walk walking?