English verb conjugation
MUST LEVER

Regular verb: lever - levered - levered

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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