English verb conjugation
COULD SLAVE

Regular verb: slave - slaved - slaved

Affirmation

Simple form	V-ing form
I could slave you could slave he could slave we could slave you could slave they could slave	I could be slaving you could be slaving he could be slaving we could be slaving you could be slaving they could be slaving
Perfect	V-ing perfect
I could have slaved you could have slaved he could have slaved we could have slaved you could have slaved they could have slaved	I could have been slaving you could have been slaving he could have been slaving we could have been slaving you could have been slaving they could have been slaving

Negation

Simple form	V-ing form
I could not slave you could not slave he could not slave we could not slave you could not slave they could not slave	I could not be slaving you could not be slaving he could not be slaving we could not be slaving you could not be slaving they could not be slaving
Perfect	V-ing perfect
I could not have slaved you could not have slaved he could not have slaved we could not have slaved you could not have slaved they could not have slaved	I could not have been slaving you could not have been slaving he could not have been slaving we could not have been slaving you could not have been slaving they could not have been slaving

Interrogative form

Simple form	V-ing form
could I slave? could you slave? could he slave? could we slave? could you slave? could they slave?	could I be slaving? could you be slaving? could he be slaving? could we be slaving? could you be slaving? could they be slaving?
Perfect	V-ing perfect
could I have slaved? could you have slaved? could he have slaved? could we have slaved? could you have slaved? could they have slaved?	could I have been slaving? could you have been slaving? could he have been slaving? could we have been slaving? could you have been slaving? could they have been slaving?

Interro-negative form

Simple form	V-ing form
could I not slave? could you not slave? could he not slave? could we not slave? could you not slave? could they not slave?	could I not be slaving? could you not be slaving? could he not be slaving? could we not be slaving? could you not be slaving? could they not be slaving?
Perfect	V-ing perfect
could I not have slaved? could you not have slaved? could he not have slaved? could we not have slaved? could you not have slaved? could they not have slaved?	could I not have been slaving? could you not have been slaving? could he not have been slaving? could we not have been slaving? could you not have been slaving? could they not have been slaving?