English verb conjugation
MUST STEAVE

Regular verb: steave - steaved - steaved

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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