English verb conjugation
MUST REBUT

Regular verb: rebut - rebuted - rebuted

Affirmation

Simple form	V-ing form
I must rebut you must rebut he must rebut we must rebut you must rebut they must rebut	I must be rebuting you must be rebuting he must be rebuting we must be rebuting you must be rebuting they must be rebuting
Perfect	V-ing perfect
I must have rebuted you must have rebuted he must have rebuted we must have rebuted you must have rebuted they must have rebuted	I must have been rebuting you must have been rebuting he must have been rebuting we must have been rebuting you must have been rebuting they must have been rebuting

Negation

Simple form	V-ing form
I mustn't rebut you mustn't rebut he mustn't rebut we mustn't rebut you mustn't rebut they mustn't rebut	I mustn't be rebuting you mustn't be rebuting he mustn't be rebuting we mustn't be rebuting you mustn't be rebuting they mustn't be rebuting
Perfect	V-ing perfect
I mustn't have rebuted you mustn't have rebuted he mustn't have rebuted we mustn't have rebuted you mustn't have rebuted they mustn't have rebuted	I mustn't have been rebuting you mustn't have been rebuting he mustn't have been rebuting we mustn't have been rebuting you mustn't have been rebuting they mustn't have been rebuting

Interrogative form

Simple form	V-ing form
must I rebut? must you rebut? must he rebut? must we rebut? must you rebut? must they rebut?	must I be rebuting? must you be rebuting? must he be rebuting? must we be rebuting? must you be rebuting? must they be rebuting?
Perfect	V-ing perfect
must I have rebuted? must you have rebuted? must he have rebuted? must we have rebuted? must you have rebuted? must they have rebuted?	must I have been rebuting? must you have been rebuting? must he have been rebuting? must we have been rebuting? must you have been rebuting? must they have been rebuting?

Interro-negative form

Simple form	V-ing form
mustn't I rebut? mustn't you rebut? mustn't he rebut? mustn't we rebut? mustn't you rebut? mustn't they rebut?	mustn't I be rebuting? mustn't you be rebuting? mustn't he be rebuting? mustn't we be rebuting? mustn't you be rebuting? mustn't they be rebuting?
Perfect	V-ing perfect
mustn't I have rebuted? mustn't you have rebuted? mustn't he have rebuted? mustn't we have rebuted? mustn't you have rebuted? mustn't they have rebuted?	mustn't I have been rebuting? mustn't you have been rebuting? mustn't he have been rebuting? mustn't we have been rebuting? mustn't you have been rebuting? mustn't they have been rebuting?