English verb conjugation
MUST PREDISCUSS

Regular verb: prediscuss - prediscussed - prediscussed

Affirmation

Simple form	V-ing form
I must prediscuss you must prediscuss he must prediscuss we must prediscuss you must prediscuss they must prediscuss	I must be prediscussing you must be prediscussing he must be prediscussing we must be prediscussing you must be prediscussing they must be prediscussing
Perfect	V-ing perfect
I must have prediscussed you must have prediscussed he must have prediscussed we must have prediscussed you must have prediscussed they must have prediscussed	I must have been prediscussing you must have been prediscussing he must have been prediscussing we must have been prediscussing you must have been prediscussing they must have been prediscussing

Negation

Simple form	V-ing form
I mustn't prediscuss you mustn't prediscuss he mustn't prediscuss we mustn't prediscuss you mustn't prediscuss they mustn't prediscuss	I mustn't be prediscussing you mustn't be prediscussing he mustn't be prediscussing we mustn't be prediscussing you mustn't be prediscussing they mustn't be prediscussing
Perfect	V-ing perfect
I mustn't have prediscussed you mustn't have prediscussed he mustn't have prediscussed we mustn't have prediscussed you mustn't have prediscussed they mustn't have prediscussed	I mustn't have been prediscussing you mustn't have been prediscussing he mustn't have been prediscussing we mustn't have been prediscussing you mustn't have been prediscussing they mustn't have been prediscussing

Interrogative form

Simple form	V-ing form
must I prediscuss? must you prediscuss? must he prediscuss? must we prediscuss? must you prediscuss? must they prediscuss?	must I be prediscussing? must you be prediscussing? must he be prediscussing? must we be prediscussing? must you be prediscussing? must they be prediscussing?
Perfect	V-ing perfect
must I have prediscussed? must you have prediscussed? must he have prediscussed? must we have prediscussed? must you have prediscussed? must they have prediscussed?	must I have been prediscussing? must you have been prediscussing? must he have been prediscussing? must we have been prediscussing? must you have been prediscussing? must they have been prediscussing?

Interro-negative form

Simple form	V-ing form
mustn't I prediscuss? mustn't you prediscuss? mustn't he prediscuss? mustn't we prediscuss? mustn't you prediscuss? mustn't they prediscuss?	mustn't I be prediscussing? mustn't you be prediscussing? mustn't he be prediscussing? mustn't we be prediscussing? mustn't you be prediscussing? mustn't they be prediscussing?
Perfect	V-ing perfect
mustn't I have prediscussed? mustn't you have prediscussed? mustn't he have prediscussed? mustn't we have prediscussed? mustn't you have prediscussed? mustn't they have prediscussed?	mustn't I have been prediscussing? mustn't you have been prediscussing? mustn't he have been prediscussing? mustn't we have been prediscussing? mustn't you have been prediscussing? mustn't they have been prediscussing?