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