English verb conjugation
COULD ONE-STEP

Regular verb: one-step - one-steped - one-steped

Affirmation

Simple form	V-ing form
I could one-step you could one-step she could one-step we could one-step you could one-step they could one-step	I could be one-steping you could be one-steping she could be one-steping we could be one-steping you could be one-steping they could be one-steping
Perfect	V-ing perfect
I could have one-steped you could have one-steped she could have one-steped we could have one-steped you could have one-steped they could have one-steped	I could have been one-steping you could have been one-steping she could have been one-steping we could have been one-steping you could have been one-steping they could have been one-steping

Negation

Simple form	V-ing form
I couldn't one-step you couldn't one-step she couldn't one-step we couldn't one-step you couldn't one-step they couldn't one-step	I couldn't be one-steping you couldn't be one-steping she couldn't be one-steping we couldn't be one-steping you couldn't be one-steping they couldn't be one-steping
Perfect	V-ing perfect
I couldn't have one-steped you couldn't have one-steped she couldn't have one-steped we couldn't have one-steped you couldn't have one-steped they couldn't have one-steped	I couldn't have been one-steping you couldn't have been one-steping she couldn't have been one-steping we couldn't have been one-steping you couldn't have been one-steping they couldn't have been one-steping

Interrogative form

Simple form	V-ing form
could I one-step? could you one-step? could she one-step? could we one-step? could you one-step? could they one-step?	could I be one-steping? could you be one-steping? could she be one-steping? could we be one-steping? could you be one-steping? could they be one-steping?
Perfect	V-ing perfect
could I have one-steped? could you have one-steped? could she have one-steped? could we have one-steped? could you have one-steped? could they have one-steped?	could I have been one-steping? could you have been one-steping? could she have been one-steping? could we have been one-steping? could you have been one-steping? could they have been one-steping?

Interro-negative form

Simple form	V-ing form
couldn't I one-step? couldn't you one-step? couldn't she one-step? couldn't we one-step? couldn't you one-step? couldn't they one-step?	couldn't I be one-steping? couldn't you be one-steping? couldn't she be one-steping? couldn't we be one-steping? couldn't you be one-steping? couldn't they be one-steping?
Perfect	V-ing perfect
couldn't I have one-steped? couldn't you have one-steped? couldn't she have one-steped? couldn't we have one-steped? couldn't you have one-steped? couldn't they have one-steped?	couldn't I have been one-steping? couldn't you have been one-steping? couldn't she have been one-steping? couldn't we have been one-steping? couldn't you have been one-steping? couldn't they have been one-steping?