I could sidestep you could sidestep she could sidestep we could sidestep you could sidestep they could sidestep
V-ing form
I could be sidesteping you could be sidesteping she could be sidesteping we could be sidesteping you could be sidesteping they could be sidesteping
Perfect
I could have sidesteped you could have sidesteped she could have sidesteped we could have sidesteped you could have sidesteped they could have sidesteped
V-ing perfect
I could have been sidesteping you could have been sidesteping she could have been sidesteping we could have been sidesteping you could have been sidesteping they could have been sidesteping
Negation
Simple form
I couldn't sidestep you couldn't sidestep she couldn't sidestep we couldn't sidestep you couldn't sidestep they couldn't sidestep
V-ing form
I couldn't be sidesteping you couldn't be sidesteping she couldn't be sidesteping we couldn't be sidesteping you couldn't be sidesteping they couldn't be sidesteping
Perfect
I couldn't have sidesteped you couldn't have sidesteped she couldn't have sidesteped we couldn't have sidesteped you couldn't have sidesteped they couldn't have sidesteped
V-ing perfect
I couldn't have been sidesteping you couldn't have been sidesteping she couldn't have been sidesteping we couldn't have been sidesteping you couldn't have been sidesteping they couldn't have been sidesteping
Interrogative form
Simple form
could I sidestep? could you sidestep? could she sidestep? could we sidestep? could you sidestep? could they sidestep?
V-ing form
could I be sidesteping? could you be sidesteping? could she be sidesteping? could we be sidesteping? could you be sidesteping? could they be sidesteping?
Perfect
could I have sidesteped? could you have sidesteped? could she have sidesteped? could we have sidesteped? could you have sidesteped? could they have sidesteped?
V-ing perfect
could I have been sidesteping? could you have been sidesteping? could she have been sidesteping? could we have been sidesteping? could you have been sidesteping? could they have been sidesteping?
Interro-negative form
Simple form
couldn't I sidestep? couldn't you sidestep? couldn't she sidestep? couldn't we sidestep? couldn't you sidestep? couldn't they sidestep?
V-ing form
couldn't I be sidesteping? couldn't you be sidesteping? couldn't she be sidesteping? couldn't we be sidesteping? couldn't you be sidesteping? couldn't they be sidesteping?
Perfect
couldn't I have sidesteped? couldn't you have sidesteped? couldn't she have sidesteped? couldn't we have sidesteped? couldn't you have sidesteped? couldn't they have sidesteped?
V-ing perfect
couldn't I have been sidesteping? couldn't you have been sidesteping? couldn't she have been sidesteping? couldn't we have been sidesteping? couldn't you have been sidesteping? couldn't they have been sidesteping?