English verb conjugation
MUST INTERSPERSE

Regular verb: intersperse - interspersed - interspersed

Affirmation

Simple form	V-ing form
I must intersperse you must intersperse she must intersperse we must intersperse you must intersperse they must intersperse	I must be interspersing you must be interspersing she must be interspersing we must be interspersing you must be interspersing they must be interspersing
Perfect	V-ing perfect
I must have interspersed you must have interspersed she must have interspersed we must have interspersed you must have interspersed they must have interspersed	I must have been interspersing you must have been interspersing she must have been interspersing we must have been interspersing you must have been interspersing they must have been interspersing

Negation

Simple form	V-ing form
I mustn't intersperse you mustn't intersperse she mustn't intersperse we mustn't intersperse you mustn't intersperse they mustn't intersperse	I mustn't be interspersing you mustn't be interspersing she mustn't be interspersing we mustn't be interspersing you mustn't be interspersing they mustn't be interspersing
Perfect	V-ing perfect
I mustn't have interspersed you mustn't have interspersed she mustn't have interspersed we mustn't have interspersed you mustn't have interspersed they mustn't have interspersed	I mustn't have been interspersing you mustn't have been interspersing she mustn't have been interspersing we mustn't have been interspersing you mustn't have been interspersing they mustn't have been interspersing

Interrogative form

Simple form	V-ing form
must I intersperse? must you intersperse? must she intersperse? must we intersperse? must you intersperse? must they intersperse?	must I be interspersing? must you be interspersing? must she be interspersing? must we be interspersing? must you be interspersing? must they be interspersing?
Perfect	V-ing perfect
must I have interspersed? must you have interspersed? must she have interspersed? must we have interspersed? must you have interspersed? must they have interspersed?	must I have been interspersing? must you have been interspersing? must she have been interspersing? must we have been interspersing? must you have been interspersing? must they have been interspersing?

Interro-negative form

Simple form	V-ing form
mustn't I intersperse? mustn't you intersperse? mustn't she intersperse? mustn't we intersperse? mustn't you intersperse? mustn't they intersperse?	mustn't I be interspersing? mustn't you be interspersing? mustn't she be interspersing? mustn't we be interspersing? mustn't you be interspersing? mustn't they be interspersing?
Perfect	V-ing perfect
mustn't I have interspersed? mustn't you have interspersed? mustn't she have interspersed? mustn't we have interspersed? mustn't you have interspersed? mustn't they have interspersed?	mustn't I have been interspersing? mustn't you have been interspersing? mustn't she have been interspersing? mustn't we have been interspersing? mustn't you have been interspersing? mustn't they have been interspersing?