English verb conjugation
MUST SHAPE

Regular verb: shape - shaped - shaped

Affirmation

Simple form	V-ing form
I must shape you must shape she must shape we must shape you must shape they must shape	I must be shaping you must be shaping she must be shaping we must be shaping you must be shaping they must be shaping
Perfect	V-ing perfect
I must have shaped you must have shaped she must have shaped we must have shaped you must have shaped they must have shaped	I must have been shaping you must have been shaping she must have been shaping we must have been shaping you must have been shaping they must have been shaping

Negation

Simple form	V-ing form
I mustn't shape you mustn't shape she mustn't shape we mustn't shape you mustn't shape they mustn't shape	I mustn't be shaping you mustn't be shaping she mustn't be shaping we mustn't be shaping you mustn't be shaping they mustn't be shaping
Perfect	V-ing perfect
I mustn't have shaped you mustn't have shaped she mustn't have shaped we mustn't have shaped you mustn't have shaped they mustn't have shaped	I mustn't have been shaping you mustn't have been shaping she mustn't have been shaping we mustn't have been shaping you mustn't have been shaping they mustn't have been shaping

Interrogative form

Simple form	V-ing form
must I shape? must you shape? must she shape? must we shape? must you shape? must they shape?	must I be shaping? must you be shaping? must she be shaping? must we be shaping? must you be shaping? must they be shaping?
Perfect	V-ing perfect
must I have shaped? must you have shaped? must she have shaped? must we have shaped? must you have shaped? must they have shaped?	must I have been shaping? must you have been shaping? must she have been shaping? must we have been shaping? must you have been shaping? must they have been shaping?

Interro-negative form

Simple form	V-ing form
mustn't I shape? mustn't you shape? mustn't she shape? mustn't we shape? mustn't you shape? mustn't they shape?	mustn't I be shaping? mustn't you be shaping? mustn't she be shaping? mustn't we be shaping? mustn't you be shaping? mustn't they be shaping?
Perfect	V-ing perfect
mustn't I have shaped? mustn't you have shaped? mustn't she have shaped? mustn't we have shaped? mustn't you have shaped? mustn't they have shaped?	mustn't I have been shaping? mustn't you have been shaping? mustn't she have been shaping? mustn't we have been shaping? mustn't you have been shaping? mustn't they have been shaping?