English verb conjugation
COULD SIDESTROKE

Regular verb: sidestroke - sidestroked - sidestroked

Affirmation

Simple form	V-ing form
I could sidestroke you could sidestroke he could sidestroke we could sidestroke you could sidestroke they could sidestroke	I could be sidestroking you could be sidestroking he could be sidestroking we could be sidestroking you could be sidestroking they could be sidestroking
Perfect	V-ing perfect
I could have sidestroked you could have sidestroked he could have sidestroked we could have sidestroked you could have sidestroked they could have sidestroked	I could have been sidestroking you could have been sidestroking he could have been sidestroking we could have been sidestroking you could have been sidestroking they could have been sidestroking

Negation

Simple form	V-ing form
I could not sidestroke you could not sidestroke he could not sidestroke we could not sidestroke you could not sidestroke they could not sidestroke	I could not be sidestroking you could not be sidestroking he could not be sidestroking we could not be sidestroking you could not be sidestroking they could not be sidestroking
Perfect	V-ing perfect
I could not have sidestroked you could not have sidestroked he could not have sidestroked we could not have sidestroked you could not have sidestroked they could not have sidestroked	I could not have been sidestroking you could not have been sidestroking he could not have been sidestroking we could not have been sidestroking you could not have been sidestroking they could not have been sidestroking

Interrogative form

Simple form	V-ing form
could I sidestroke? could you sidestroke? could he sidestroke? could we sidestroke? could you sidestroke? could they sidestroke?	could I be sidestroking? could you be sidestroking? could he be sidestroking? could we be sidestroking? could you be sidestroking? could they be sidestroking?
Perfect	V-ing perfect
could I have sidestroked? could you have sidestroked? could he have sidestroked? could we have sidestroked? could you have sidestroked? could they have sidestroked?	could I have been sidestroking? could you have been sidestroking? could he have been sidestroking? could we have been sidestroking? could you have been sidestroking? could they have been sidestroking?

Interro-negative form

Simple form	V-ing form
could I not sidestroke? could you not sidestroke? could he not sidestroke? could we not sidestroke? could you not sidestroke? could they not sidestroke?	could I not be sidestroking? could you not be sidestroking? could he not be sidestroking? could we not be sidestroking? could you not be sidestroking? could they not be sidestroking?
Perfect	V-ing perfect
could I not have sidestroked? could you not have sidestroked? could he not have sidestroked? could we not have sidestroked? could you not have sidestroked? could they not have sidestroked?	could I not have been sidestroking? could you not have been sidestroking? could he not have been sidestroking? could we not have been sidestroking? could you not have been sidestroking? could they not have been sidestroking?