I could variegate you could variegate he could variegate we could variegate you could variegate they could variegate
V-ing form
I could be variegating you could be variegating he could be variegating we could be variegating you could be variegating they could be variegating
Perfect
I could have variegated you could have variegated he could have variegated we could have variegated you could have variegated they could have variegated
V-ing perfect
I could have been variegating you could have been variegating he could have been variegating we could have been variegating you could have been variegating they could have been variegating
Negation
Simple form
I could not variegate you could not variegate he could not variegate we could not variegate you could not variegate they could not variegate
V-ing form
I could not be variegating you could not be variegating he could not be variegating we could not be variegating you could not be variegating they could not be variegating
Perfect
I could not have variegated you could not have variegated he could not have variegated we could not have variegated you could not have variegated they could not have variegated
V-ing perfect
I could not have been variegating you could not have been variegating he could not have been variegating we could not have been variegating you could not have been variegating they could not have been variegating
Interrogative form
Simple form
could I variegate? could you variegate? could he variegate? could we variegate? could you variegate? could they variegate?
V-ing form
could I be variegating? could you be variegating? could he be variegating? could we be variegating? could you be variegating? could they be variegating?
Perfect
could I have variegated? could you have variegated? could he have variegated? could we have variegated? could you have variegated? could they have variegated?
V-ing perfect
could I have been variegating? could you have been variegating? could he have been variegating? could we have been variegating? could you have been variegating? could they have been variegating?
Interro-negative form
Simple form
could I not variegate? could you not variegate? could he not variegate? could we not variegate? could you not variegate? could they not variegate?
V-ing form
could I not be variegating? could you not be variegating? could he not be variegating? could we not be variegating? could you not be variegating? could they not be variegating?
Perfect
could I not have variegated? could you not have variegated? could he not have variegated? could we not have variegated? could you not have variegated? could they not have variegated?
V-ing perfect
could I not have been variegating? could you not have been variegating? could he not have been variegating? could we not have been variegating? could you not have been variegating? could they not have been variegating?