English verb conjugation
MUST SCRUMMAGE

Regular verb: scrummage - scrummaged - scrummaged

Affirmation

Simple form	V-ing form
I must scrummage you must scrummage she must scrummage we must scrummage you must scrummage they must scrummage	I must be scrummaging you must be scrummaging she must be scrummaging we must be scrummaging you must be scrummaging they must be scrummaging
Perfect	V-ing perfect
I must have scrummaged you must have scrummaged she must have scrummaged we must have scrummaged you must have scrummaged they must have scrummaged	I must have been scrummaging you must have been scrummaging she must have been scrummaging we must have been scrummaging you must have been scrummaging they must have been scrummaging

Negation

Simple form	V-ing form
I mustn't scrummage you mustn't scrummage she mustn't scrummage we mustn't scrummage you mustn't scrummage they mustn't scrummage	I mustn't be scrummaging you mustn't be scrummaging she mustn't be scrummaging we mustn't be scrummaging you mustn't be scrummaging they mustn't be scrummaging
Perfect	V-ing perfect
I mustn't have scrummaged you mustn't have scrummaged she mustn't have scrummaged we mustn't have scrummaged you mustn't have scrummaged they mustn't have scrummaged	I mustn't have been scrummaging you mustn't have been scrummaging she mustn't have been scrummaging we mustn't have been scrummaging you mustn't have been scrummaging they mustn't have been scrummaging

Interrogative form

Simple form	V-ing form
must I scrummage? must you scrummage? must she scrummage? must we scrummage? must you scrummage? must they scrummage?	must I be scrummaging? must you be scrummaging? must she be scrummaging? must we be scrummaging? must you be scrummaging? must they be scrummaging?
Perfect	V-ing perfect
must I have scrummaged? must you have scrummaged? must she have scrummaged? must we have scrummaged? must you have scrummaged? must they have scrummaged?	must I have been scrummaging? must you have been scrummaging? must she have been scrummaging? must we have been scrummaging? must you have been scrummaging? must they have been scrummaging?

Interro-negative form

Simple form	V-ing form
mustn't I scrummage? mustn't you scrummage? mustn't she scrummage? mustn't we scrummage? mustn't you scrummage? mustn't they scrummage?	mustn't I be scrummaging? mustn't you be scrummaging? mustn't she be scrummaging? mustn't we be scrummaging? mustn't you be scrummaging? mustn't they be scrummaging?
Perfect	V-ing perfect
mustn't I have scrummaged? mustn't you have scrummaged? mustn't she have scrummaged? mustn't we have scrummaged? mustn't you have scrummaged? mustn't they have scrummaged?	mustn't I have been scrummaging? mustn't you have been scrummaging? mustn't she have been scrummaging? mustn't we have been scrummaging? mustn't you have been scrummaging? mustn't they have been scrummaging?