English verb conjugation
MUST MISDO

Irregular verb: misdo - misdid - misdone

Affirmation

Simple form	V-ing form
I must misdo you must misdo she must misdo we must misdo you must misdo they must misdo	I must be misdoing you must be misdoing she must be misdoing we must be misdoing you must be misdoing they must be misdoing
Perfect	V-ing perfect
I must have misdone you must have misdone she must have misdone we must have misdone you must have misdone they must have misdone	I must have been misdoing you must have been misdoing she must have been misdoing we must have been misdoing you must have been misdoing they must have been misdoing

Negation

Simple form	V-ing form
I mustn't misdo you mustn't misdo she mustn't misdo we mustn't misdo you mustn't misdo they mustn't misdo	I mustn't be misdoing you mustn't be misdoing she mustn't be misdoing we mustn't be misdoing you mustn't be misdoing they mustn't be misdoing
Perfect	V-ing perfect
I mustn't have misdone you mustn't have misdone she mustn't have misdone we mustn't have misdone you mustn't have misdone they mustn't have misdone	I mustn't have been misdoing you mustn't have been misdoing she mustn't have been misdoing we mustn't have been misdoing you mustn't have been misdoing they mustn't have been misdoing

Interrogative form

Simple form	V-ing form
must I misdo? must you misdo? must she misdo? must we misdo? must you misdo? must they misdo?	must I be misdoing? must you be misdoing? must she be misdoing? must we be misdoing? must you be misdoing? must they be misdoing?
Perfect	V-ing perfect
must I have misdone? must you have misdone? must she have misdone? must we have misdone? must you have misdone? must they have misdone?	must I have been misdoing? must you have been misdoing? must she have been misdoing? must we have been misdoing? must you have been misdoing? must they have been misdoing?

Interro-negative form

Simple form	V-ing form
mustn't I misdo? mustn't you misdo? mustn't she misdo? mustn't we misdo? mustn't you misdo? mustn't they misdo?	mustn't I be misdoing? mustn't you be misdoing? mustn't she be misdoing? mustn't we be misdoing? mustn't you be misdoing? mustn't they be misdoing?
Perfect	V-ing perfect
mustn't I have misdone? mustn't you have misdone? mustn't she have misdone? mustn't we have misdone? mustn't you have misdone? mustn't they have misdone?	mustn't I have been misdoing? mustn't you have been misdoing? mustn't she have been misdoing? mustn't we have been misdoing? mustn't you have been misdoing? mustn't they have been misdoing?