English verb conjugation
MUST PREDISCUSS

Regular verb: prediscuss - prediscussed - prediscussed

Affirmation

Simple form	V-ing form
I must prediscuss you must prediscuss she must prediscuss we must prediscuss you must prediscuss they must prediscuss	I must be prediscussing you must be prediscussing she 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 she 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 she 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 she 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 she 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 she 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 she 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 she prediscuss? must we prediscuss? must you prediscuss? must they prediscuss?	must I be prediscussing? must you be prediscussing? must she 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 she 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 she 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 she 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 she 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 she 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 she have been prediscussing? mustn't we have been prediscussing? mustn't you have been prediscussing? mustn't they have been prediscussing?