English verb conjugation
MUST CRAP

Regular verb: crap - craped - craped

Affirmation

Simple form	V-ing form
I must crap you must crap he must crap we must crap you must crap they must crap	I must be craping you must be craping he must be craping we must be craping you must be craping they must be craping
Perfect	V-ing perfect
I must have craped you must have craped he must have craped we must have craped you must have craped they must have craped	I must have been craping you must have been craping he must have been craping we must have been craping you must have been craping they must have been craping

Negation

Simple form	V-ing form
I mustn't crap you mustn't crap he mustn't crap we mustn't crap you mustn't crap they mustn't crap	I mustn't be craping you mustn't be craping he mustn't be craping we mustn't be craping you mustn't be craping they mustn't be craping
Perfect	V-ing perfect
I mustn't have craped you mustn't have craped he mustn't have craped we mustn't have craped you mustn't have craped they mustn't have craped	I mustn't have been craping you mustn't have been craping he mustn't have been craping we mustn't have been craping you mustn't have been craping they mustn't have been craping

Interrogative form

Simple form	V-ing form
must I crap? must you crap? must he crap? must we crap? must you crap? must they crap?	must I be craping? must you be craping? must he be craping? must we be craping? must you be craping? must they be craping?
Perfect	V-ing perfect
must I have craped? must you have craped? must he have craped? must we have craped? must you have craped? must they have craped?	must I have been craping? must you have been craping? must he have been craping? must we have been craping? must you have been craping? must they have been craping?

Interro-negative form

Simple form	V-ing form
mustn't I crap? mustn't you crap? mustn't he crap? mustn't we crap? mustn't you crap? mustn't they crap?	mustn't I be craping? mustn't you be craping? mustn't he be craping? mustn't we be craping? mustn't you be craping? mustn't they be craping?
Perfect	V-ing perfect
mustn't I have craped? mustn't you have craped? mustn't he have craped? mustn't we have craped? mustn't you have craped? mustn't they have craped?	mustn't I have been craping? mustn't you have been craping? mustn't he have been craping? mustn't we have been craping? mustn't you have been craping? mustn't they have been craping?