English verb conjugation
COULD STEAVE

Regular verb: steave - steaved - steaved

Affirmation

Simple form	V-ing form
I could steave you could steave she could steave we could steave you could steave they could steave	I could be steaving you could be steaving she could be steaving we could be steaving you could be steaving they could be steaving
Perfect	V-ing perfect
I could have steaved you could have steaved she could have steaved we could have steaved you could have steaved they could have steaved	I could have been steaving you could have been steaving she could have been steaving we could have been steaving you could have been steaving they could have been steaving

Negation

Simple form	V-ing form
I couldn't steave you couldn't steave she couldn't steave we couldn't steave you couldn't steave they couldn't steave	I couldn't be steaving you couldn't be steaving she couldn't be steaving we couldn't be steaving you couldn't be steaving they couldn't be steaving
Perfect	V-ing perfect
I couldn't have steaved you couldn't have steaved she couldn't have steaved we couldn't have steaved you couldn't have steaved they couldn't have steaved	I couldn't have been steaving you couldn't have been steaving she couldn't have been steaving we couldn't have been steaving you couldn't have been steaving they couldn't have been steaving

Interrogative form

Simple form	V-ing form
could I steave? could you steave? could she steave? could we steave? could you steave? could they steave?	could I be steaving? could you be steaving? could she be steaving? could we be steaving? could you be steaving? could they be steaving?
Perfect	V-ing perfect
could I have steaved? could you have steaved? could she have steaved? could we have steaved? could you have steaved? could they have steaved?	could I have been steaving? could you have been steaving? could she have been steaving? could we have been steaving? could you have been steaving? could they have been steaving?

Interro-negative form

Simple form	V-ing form
couldn't I steave? couldn't you steave? couldn't she steave? couldn't we steave? couldn't you steave? couldn't they steave?	couldn't I be steaving? couldn't you be steaving? couldn't she be steaving? couldn't we be steaving? couldn't you be steaving? couldn't they be steaving?
Perfect	V-ing perfect
couldn't I have steaved? couldn't you have steaved? couldn't she have steaved? couldn't we have steaved? couldn't you have steaved? couldn't they have steaved?	couldn't I have been steaving? couldn't you have been steaving? couldn't she have been steaving? couldn't we have been steaving? couldn't you have been steaving? couldn't they have been steaving?