I must initialize you must initialize she must initialize we must initialize you must initialize they must initialize
V-ing form
I must be initializing you must be initializing she must be initializing we must be initializing you must be initializing they must be initializing
Perfect
I must have initialized you must have initialized she must have initialized we must have initialized you must have initialized they must have initialized
V-ing perfect
I must have been initializing you must have been initializing she must have been initializing we must have been initializing you must have been initializing they must have been initializing
Negation
Simple form
I mustn't initialize you mustn't initialize she mustn't initialize we mustn't initialize you mustn't initialize they mustn't initialize
V-ing form
I mustn't be initializing you mustn't be initializing she mustn't be initializing we mustn't be initializing you mustn't be initializing they mustn't be initializing
Perfect
I mustn't have initialized you mustn't have initialized she mustn't have initialized we mustn't have initialized you mustn't have initialized they mustn't have initialized
V-ing perfect
I mustn't have been initializing you mustn't have been initializing she mustn't have been initializing we mustn't have been initializing you mustn't have been initializing they mustn't have been initializing
Interrogative form
Simple form
must I initialize? must you initialize? must she initialize? must we initialize? must you initialize? must they initialize?
V-ing form
must I be initializing? must you be initializing? must she be initializing? must we be initializing? must you be initializing? must they be initializing?
Perfect
must I have initialized? must you have initialized? must she have initialized? must we have initialized? must you have initialized? must they have initialized?
V-ing perfect
must I have been initializing? must you have been initializing? must she have been initializing? must we have been initializing? must you have been initializing? must they have been initializing?
Interro-negative form
Simple form
mustn't I initialize? mustn't you initialize? mustn't she initialize? mustn't we initialize? mustn't you initialize? mustn't they initialize?
V-ing form
mustn't I be initializing? mustn't you be initializing? mustn't she be initializing? mustn't we be initializing? mustn't you be initializing? mustn't they be initializing?
Perfect
mustn't I have initialized? mustn't you have initialized? mustn't she have initialized? mustn't we have initialized? mustn't you have initialized? mustn't they have initialized?
V-ing perfect
mustn't I have been initializing? mustn't you have been initializing? mustn't she have been initializing? mustn't we have been initializing? mustn't you have been initializing? mustn't they have been initializing?