English verb conjugation
COULD COUNTERSTEP

Regular verb: counterstep - countersteped - countersteped

Affirmation

Simple form	V-ing form
I could counterstep you could counterstep he could counterstep we could counterstep you could counterstep they could counterstep	I could be countersteping you could be countersteping he could be countersteping we could be countersteping you could be countersteping they could be countersteping
Perfect	V-ing perfect
I could have countersteped you could have countersteped he could have countersteped we could have countersteped you could have countersteped they could have countersteped	I could have been countersteping you could have been countersteping he could have been countersteping we could have been countersteping you could have been countersteping they could have been countersteping

Negation

Simple form	V-ing form
I couldn't counterstep you couldn't counterstep he couldn't counterstep we couldn't counterstep you couldn't counterstep they couldn't counterstep	I couldn't be countersteping you couldn't be countersteping he couldn't be countersteping we couldn't be countersteping you couldn't be countersteping they couldn't be countersteping
Perfect	V-ing perfect
I couldn't have countersteped you couldn't have countersteped he couldn't have countersteped we couldn't have countersteped you couldn't have countersteped they couldn't have countersteped	I couldn't have been countersteping you couldn't have been countersteping he couldn't have been countersteping we couldn't have been countersteping you couldn't have been countersteping they couldn't have been countersteping

Interrogative form

Simple form	V-ing form
could I counterstep? could you counterstep? could he counterstep? could we counterstep? could you counterstep? could they counterstep?	could I be countersteping? could you be countersteping? could he be countersteping? could we be countersteping? could you be countersteping? could they be countersteping?
Perfect	V-ing perfect
could I have countersteped? could you have countersteped? could he have countersteped? could we have countersteped? could you have countersteped? could they have countersteped?	could I have been countersteping? could you have been countersteping? could he have been countersteping? could we have been countersteping? could you have been countersteping? could they have been countersteping?

Interro-negative form

Simple form	V-ing form
couldn't I counterstep? couldn't you counterstep? couldn't he counterstep? couldn't we counterstep? couldn't you counterstep? couldn't they counterstep?	couldn't I be countersteping? couldn't you be countersteping? couldn't he be countersteping? couldn't we be countersteping? couldn't you be countersteping? couldn't they be countersteping?
Perfect	V-ing perfect
couldn't I have countersteped? couldn't you have countersteped? couldn't he have countersteped? couldn't we have countersteped? couldn't you have countersteped? couldn't they have countersteped?	couldn't I have been countersteping? couldn't you have been countersteping? couldn't he have been countersteping? couldn't we have been countersteping? couldn't you have been countersteping? couldn't they have been countersteping?