English verb conjugation
MUST UNDRAPE

Regular verb: undrape - undraped - undraped

Affirmation

Simple form	V-ing form
I must undrape you must undrape he must undrape we must undrape you must undrape they must undrape	I must be undraping you must be undraping he must be undraping we must be undraping you must be undraping they must be undraping
Perfect	V-ing perfect
I must have undraped you must have undraped he must have undraped we must have undraped you must have undraped they must have undraped	I must have been undraping you must have been undraping he must have been undraping we must have been undraping you must have been undraping they must have been undraping

Negation

Simple form	V-ing form
I mustn't undrape you mustn't undrape he mustn't undrape we mustn't undrape you mustn't undrape they mustn't undrape	I mustn't be undraping you mustn't be undraping he mustn't be undraping we mustn't be undraping you mustn't be undraping they mustn't be undraping
Perfect	V-ing perfect
I mustn't have undraped you mustn't have undraped he mustn't have undraped we mustn't have undraped you mustn't have undraped they mustn't have undraped	I mustn't have been undraping you mustn't have been undraping he mustn't have been undraping we mustn't have been undraping you mustn't have been undraping they mustn't have been undraping

Interrogative form

Simple form	V-ing form
must I undrape? must you undrape? must he undrape? must we undrape? must you undrape? must they undrape?	must I be undraping? must you be undraping? must he be undraping? must we be undraping? must you be undraping? must they be undraping?
Perfect	V-ing perfect
must I have undraped? must you have undraped? must he have undraped? must we have undraped? must you have undraped? must they have undraped?	must I have been undraping? must you have been undraping? must he have been undraping? must we have been undraping? must you have been undraping? must they have been undraping?

Interro-negative form

Simple form	V-ing form
mustn't I undrape? mustn't you undrape? mustn't he undrape? mustn't we undrape? mustn't you undrape? mustn't they undrape?	mustn't I be undraping? mustn't you be undraping? mustn't he be undraping? mustn't we be undraping? mustn't you be undraping? mustn't they be undraping?
Perfect	V-ing perfect
mustn't I have undraped? mustn't you have undraped? mustn't he have undraped? mustn't we have undraped? mustn't you have undraped? mustn't they have undraped?	mustn't I have been undraping? mustn't you have been undraping? mustn't he have been undraping? mustn't we have been undraping? mustn't you have been undraping? mustn't they have been undraping?