English verb conjugation
MUST PRESHAPE

Regular verb: preshape - preshaped - preshaped

Affirmation

Simple form	V-ing form
I must preshape you must preshape he must preshape we must preshape you must preshape they must preshape	I must be preshaping you must be preshaping he must be preshaping we must be preshaping you must be preshaping they must be preshaping
Perfect	V-ing perfect
I must have preshaped you must have preshaped he must have preshaped we must have preshaped you must have preshaped they must have preshaped	I must have been preshaping you must have been preshaping he must have been preshaping we must have been preshaping you must have been preshaping they must have been preshaping

Negation

Simple form	V-ing form
I mustn't preshape you mustn't preshape he mustn't preshape we mustn't preshape you mustn't preshape they mustn't preshape	I mustn't be preshaping you mustn't be preshaping he mustn't be preshaping we mustn't be preshaping you mustn't be preshaping they mustn't be preshaping
Perfect	V-ing perfect
I mustn't have preshaped you mustn't have preshaped he mustn't have preshaped we mustn't have preshaped you mustn't have preshaped they mustn't have preshaped	I mustn't have been preshaping you mustn't have been preshaping he mustn't have been preshaping we mustn't have been preshaping you mustn't have been preshaping they mustn't have been preshaping

Interrogative form

Simple form	V-ing form
must I preshape? must you preshape? must he preshape? must we preshape? must you preshape? must they preshape?	must I be preshaping? must you be preshaping? must he be preshaping? must we be preshaping? must you be preshaping? must they be preshaping?
Perfect	V-ing perfect
must I have preshaped? must you have preshaped? must he have preshaped? must we have preshaped? must you have preshaped? must they have preshaped?	must I have been preshaping? must you have been preshaping? must he have been preshaping? must we have been preshaping? must you have been preshaping? must they have been preshaping?

Interro-negative form

Simple form	V-ing form
mustn't I preshape? mustn't you preshape? mustn't he preshape? mustn't we preshape? mustn't you preshape? mustn't they preshape?	mustn't I be preshaping? mustn't you be preshaping? mustn't he be preshaping? mustn't we be preshaping? mustn't you be preshaping? mustn't they be preshaping?
Perfect	V-ing perfect
mustn't I have preshaped? mustn't you have preshaped? mustn't he have preshaped? mustn't we have preshaped? mustn't you have preshaped? mustn't they have preshaped?	mustn't I have been preshaping? mustn't you have been preshaping? mustn't he have been preshaping? mustn't we have been preshaping? mustn't you have been preshaping? mustn't they have been preshaping?