English verb conjugation
MUST DUMMY

Regular verb: dummy - dummied - dummied

Affirmation

Simple form	V-ing form
I must dummy you must dummy he must dummy we must dummy you must dummy they must dummy	I must be dummying you must be dummying he must be dummying we must be dummying you must be dummying they must be dummying
Perfect	V-ing perfect
I must have dummied you must have dummied he must have dummied we must have dummied you must have dummied they must have dummied	I must have been dummying you must have been dummying he must have been dummying we must have been dummying you must have been dummying they must have been dummying

Negation

Simple form	V-ing form
I mustn't dummy you mustn't dummy he mustn't dummy we mustn't dummy you mustn't dummy they mustn't dummy	I mustn't be dummying you mustn't be dummying he mustn't be dummying we mustn't be dummying you mustn't be dummying they mustn't be dummying
Perfect	V-ing perfect
I mustn't have dummied you mustn't have dummied he mustn't have dummied we mustn't have dummied you mustn't have dummied they mustn't have dummied	I mustn't have been dummying you mustn't have been dummying he mustn't have been dummying we mustn't have been dummying you mustn't have been dummying they mustn't have been dummying

Interrogative form

Simple form	V-ing form
must I dummy? must you dummy? must he dummy? must we dummy? must you dummy? must they dummy?	must I be dummying? must you be dummying? must he be dummying? must we be dummying? must you be dummying? must they be dummying?
Perfect	V-ing perfect
must I have dummied? must you have dummied? must he have dummied? must we have dummied? must you have dummied? must they have dummied?	must I have been dummying? must you have been dummying? must he have been dummying? must we have been dummying? must you have been dummying? must they have been dummying?

Interro-negative form

Simple form	V-ing form
mustn't I dummy? mustn't you dummy? mustn't he dummy? mustn't we dummy? mustn't you dummy? mustn't they dummy?	mustn't I be dummying? mustn't you be dummying? mustn't he be dummying? mustn't we be dummying? mustn't you be dummying? mustn't they be dummying?
Perfect	V-ing perfect
mustn't I have dummied? mustn't you have dummied? mustn't he have dummied? mustn't we have dummied? mustn't you have dummied? mustn't they have dummied?	mustn't I have been dummying? mustn't you have been dummying? mustn't he have been dummying? mustn't we have been dummying? mustn't you have been dummying? mustn't they have been dummying?