I must depopulate you must depopulate he must depopulate we must depopulate you must depopulate they must depopulate
Forme en V-ing
I must be depopulating you must be depopulating he must be depopulating we must be depopulating you must be depopulating they must be depopulating
Perfect
I must have depopulated you must have depopulated he must have depopulated we must have depopulated you must have depopulated they must have depopulated
Perfect en V-ing
I must have been depopulating you must have been depopulating he must have been depopulating we must have been depopulating you must have been depopulating they must have been depopulating
Négation
Forme simple
I mustn't depopulate you mustn't depopulate he mustn't depopulate we mustn't depopulate you mustn't depopulate they mustn't depopulate
Forme en V-ing
I mustn't be depopulating you mustn't be depopulating he mustn't be depopulating we mustn't be depopulating you mustn't be depopulating they mustn't be depopulating
Perfect
I mustn't have depopulated you mustn't have depopulated he mustn't have depopulated we mustn't have depopulated you mustn't have depopulated they mustn't have depopulated
Perfect en V-ing
I mustn't have been depopulating you mustn't have been depopulating he mustn't have been depopulating we mustn't have been depopulating you mustn't have been depopulating they mustn't have been depopulating
Forme interrogative
Forme simple
must I depopulate? must you depopulate? must he depopulate? must we depopulate? must you depopulate? must they depopulate?
Forme en V-ing
must I be depopulating? must you be depopulating? must he be depopulating? must we be depopulating? must you be depopulating? must they be depopulating?
Perfect
must I have depopulated? must you have depopulated? must he have depopulated? must we have depopulated? must you have depopulated? must they have depopulated?
Perfect en V-ing
must I have been depopulating? must you have been depopulating? must he have been depopulating? must we have been depopulating? must you have been depopulating? must they have been depopulating?
Forme interro-négative
Forme simple
mustn't I depopulate? mustn't you depopulate? mustn't he depopulate? mustn't we depopulate? mustn't you depopulate? mustn't they depopulate?
Forme en V-ing
mustn't I be depopulating? mustn't you be depopulating? mustn't he be depopulating? mustn't we be depopulating? mustn't you be depopulating? mustn't they be depopulating?
Perfect
mustn't I have depopulated? mustn't you have depopulated? mustn't he have depopulated? mustn't we have depopulated? mustn't you have depopulated? mustn't they have depopulated?
Perfect en V-ing
mustn't I have been depopulating? mustn't you have been depopulating? mustn't he have been depopulating? mustn't we have been depopulating? mustn't you have been depopulating? mustn't they have been depopulating?