I must usurp you must usurp he must usurp we must usurp you must usurp they must usurp
Forma com V-ing
I must be usurping you must be usurping he must be usurping we must be usurping you must be usurping they must be usurping
Perfeito
I must have usurped you must have usurped he must have usurped we must have usurped you must have usurped they must have usurped
Perfeito com V-ing
I must have been usurping you must have been usurping he must have been usurping we must have been usurping you must have been usurping they must have been usurping
Negação
Forma simple
I mustn't usurp you mustn't usurp he mustn't usurp we mustn't usurp you mustn't usurp they mustn't usurp
Forma com V-ing
I mustn't be usurping you mustn't be usurping he mustn't be usurping we mustn't be usurping you mustn't be usurping they mustn't be usurping
Perfeito
I mustn't have usurped you mustn't have usurped he mustn't have usurped we mustn't have usurped you mustn't have usurped they mustn't have usurped
Perfeito com V-ing
I mustn't have been usurping you mustn't have been usurping he mustn't have been usurping we mustn't have been usurping you mustn't have been usurping they mustn't have been usurping
Forma interrogativa
Forma simple
must I usurp? must you usurp? must he usurp? must we usurp? must you usurp? must they usurp?
Forma com V-ing
must I be usurping? must you be usurping? must he be usurping? must we be usurping? must you be usurping? must they be usurping?
Perfeito
must I have usurped? must you have usurped? must he have usurped? must we have usurped? must you have usurped? must they have usurped?
Perfeito com V-ing
must I have been usurping? must you have been usurping? must he have been usurping? must we have been usurping? must you have been usurping? must they have been usurping?
Forma interro-Negação
Forma simple
mustn't I usurp? mustn't you usurp? mustn't he usurp? mustn't we usurp? mustn't you usurp? mustn't they usurp?
Forma com V-ing
mustn't I be usurping? mustn't you be usurping? mustn't he be usurping? mustn't we be usurping? mustn't you be usurping? mustn't they be usurping?
Perfeito
mustn't I have usurped? mustn't you have usurped? mustn't he have usurped? mustn't we have usurped? mustn't you have usurped? mustn't they have usurped?
Perfeito com V-ing
mustn't I have been usurping? mustn't you have been usurping? mustn't he have been usurping? mustn't we have been usurping? mustn't you have been usurping? mustn't they have been usurping?