English verb conjugation
CAN LEVER

Regular verb: lever - levered - levered

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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