English verb conjugation
COULD CRAYON

Regular verb: crayon - crayoned - crayoned

Affirmation

Simple form	V-ing form
I could crayon you could crayon he could crayon we could crayon you could crayon they could crayon	I could be crayoning you could be crayoning he could be crayoning we could be crayoning you could be crayoning they could be crayoning
Perfect	V-ing perfect
I could have crayoned you could have crayoned he could have crayoned we could have crayoned you could have crayoned they could have crayoned	I could have been crayoning you could have been crayoning he could have been crayoning we could have been crayoning you could have been crayoning they could have been crayoning

Negation

Simple form	V-ing form
I could not crayon you could not crayon he could not crayon we could not crayon you could not crayon they could not crayon	I could not be crayoning you could not be crayoning he could not be crayoning we could not be crayoning you could not be crayoning they could not be crayoning
Perfect	V-ing perfect
I could not have crayoned you could not have crayoned he could not have crayoned we could not have crayoned you could not have crayoned they could not have crayoned	I could not have been crayoning you could not have been crayoning he could not have been crayoning we could not have been crayoning you could not have been crayoning they could not have been crayoning

Interrogative form

Simple form	V-ing form
could I crayon? could you crayon? could he crayon? could we crayon? could you crayon? could they crayon?	could I be crayoning? could you be crayoning? could he be crayoning? could we be crayoning? could you be crayoning? could they be crayoning?
Perfect	V-ing perfect
could I have crayoned? could you have crayoned? could he have crayoned? could we have crayoned? could you have crayoned? could they have crayoned?	could I have been crayoning? could you have been crayoning? could he have been crayoning? could we have been crayoning? could you have been crayoning? could they have been crayoning?

Interro-negative form

Simple form	V-ing form
could I not crayon? could you not crayon? could he not crayon? could we not crayon? could you not crayon? could they not crayon?	could I not be crayoning? could you not be crayoning? could he not be crayoning? could we not be crayoning? could you not be crayoning? could they not be crayoning?
Perfect	V-ing perfect
could I not have crayoned? could you not have crayoned? could he not have crayoned? could we not have crayoned? could you not have crayoned? could they not have crayoned?	could I not have been crayoning? could you not have been crayoning? could he not have been crayoning? could we not have been crayoning? could you not have been crayoning? could they not have been crayoning?