English verb conjugation
COULD LEVER

Regular verb: lever - levered - levered

Affirmation

Simple form	V-ing form
I could lever you could lever she could lever we could lever you could lever they could lever	I could be levering you could be levering she could be levering we could be levering you could be levering they could be levering
Perfect	V-ing perfect
I could have levered you could have levered she could have levered we could have levered you could have levered they could have levered	I could have been levering you could have been levering she could have been levering we could have been levering you could have been levering they could have been levering

Negation

Simple form	V-ing form
I couldn't lever you couldn't lever she couldn't lever we couldn't lever you couldn't lever they couldn't lever	I couldn't be levering you couldn't be levering she couldn't be levering we couldn't be levering you couldn't be levering they couldn't be levering
Perfect	V-ing perfect
I couldn't have levered you couldn't have levered she couldn't have levered we couldn't have levered you couldn't have levered they couldn't have levered	I couldn't have been levering you couldn't have been levering she couldn't have been levering we couldn't have been levering you couldn't have been levering they couldn't have been levering

Interrogative form

Simple form	V-ing form
could I lever? could you lever? could she lever? could we lever? could you lever? could they lever?	could I be levering? could you be levering? could she be levering? could we be levering? could you be levering? could they be levering?
Perfect	V-ing perfect
could I have levered? could you have levered? could she have levered? could we have levered? could you have levered? could they have levered?	could I have been levering? could you have been levering? could she have been levering? could we have been levering? could you have been levering? could they have been levering?

Interro-negative form

Simple form	V-ing form
couldn't I lever? couldn't you lever? couldn't she lever? couldn't we lever? couldn't you lever? couldn't they lever?	couldn't I be levering? couldn't you be levering? couldn't she be levering? couldn't we be levering? couldn't you be levering? couldn't they be levering?
Perfect	V-ing perfect
couldn't I have levered? couldn't you have levered? couldn't she have levered? couldn't we have levered? couldn't you have levered? couldn't they have levered?	couldn't I have been levering? couldn't you have been levering? couldn't she have been levering? couldn't we have been levering? couldn't you have been levering? couldn't they have been levering?