I must mystify you must mystify he must mystify we must mystify you must mystify they must mystify
Forma com V-ing
I must be mystifying you must be mystifying he must be mystifying we must be mystifying you must be mystifying they must be mystifying
Perfeito
I must have mystified you must have mystified he must have mystified we must have mystified you must have mystified they must have mystified
Perfeito com V-ing
I must have been mystifying you must have been mystifying he must have been mystifying we must have been mystifying you must have been mystifying they must have been mystifying
Negação
Forma simple
I mustn't mystify you mustn't mystify he mustn't mystify we mustn't mystify you mustn't mystify they mustn't mystify
Forma com V-ing
I mustn't be mystifying you mustn't be mystifying he mustn't be mystifying we mustn't be mystifying you mustn't be mystifying they mustn't be mystifying
Perfeito
I mustn't have mystified you mustn't have mystified he mustn't have mystified we mustn't have mystified you mustn't have mystified they mustn't have mystified
Perfeito com V-ing
I mustn't have been mystifying you mustn't have been mystifying he mustn't have been mystifying we mustn't have been mystifying you mustn't have been mystifying they mustn't have been mystifying
Forma interrogativa
Forma simple
must I mystify? must you mystify? must he mystify? must we mystify? must you mystify? must they mystify?
Forma com V-ing
must I be mystifying? must you be mystifying? must he be mystifying? must we be mystifying? must you be mystifying? must they be mystifying?
Perfeito
must I have mystified? must you have mystified? must he have mystified? must we have mystified? must you have mystified? must they have mystified?
Perfeito com V-ing
must I have been mystifying? must you have been mystifying? must he have been mystifying? must we have been mystifying? must you have been mystifying? must they have been mystifying?
Forma interro-Negação
Forma simple
mustn't I mystify? mustn't you mystify? mustn't he mystify? mustn't we mystify? mustn't you mystify? mustn't they mystify?
Forma com V-ing
mustn't I be mystifying? mustn't you be mystifying? mustn't he be mystifying? mustn't we be mystifying? mustn't you be mystifying? mustn't they be mystifying?
Perfeito
mustn't I have mystified? mustn't you have mystified? mustn't he have mystified? mustn't we have mystified? mustn't you have mystified? mustn't they have mystified?
Perfeito com V-ing
mustn't I have been mystifying? mustn't you have been mystifying? mustn't he have been mystifying? mustn't we have been mystifying? mustn't you have been mystifying? mustn't they have been mystifying?