I must discourage you must discourage she must discourage we must discourage you must discourage they must discourage
Forme en V-ing
I must be discouraging you must be discouraging she must be discouraging we must be discouraging you must be discouraging they must be discouraging
Perfect
I must have discouraged you must have discouraged she must have discouraged we must have discouraged you must have discouraged they must have discouraged
Perfect en V-ing
I must have been discouraging you must have been discouraging she must have been discouraging we must have been discouraging you must have been discouraging they must have been discouraging
Négation
Forme simple
I mustn't discourage you mustn't discourage she mustn't discourage we mustn't discourage you mustn't discourage they mustn't discourage
Forme en V-ing
I mustn't be discouraging you mustn't be discouraging she mustn't be discouraging we mustn't be discouraging you mustn't be discouraging they mustn't be discouraging
Perfect
I mustn't have discouraged you mustn't have discouraged she mustn't have discouraged we mustn't have discouraged you mustn't have discouraged they mustn't have discouraged
Perfect en V-ing
I mustn't have been discouraging you mustn't have been discouraging she mustn't have been discouraging we mustn't have been discouraging you mustn't have been discouraging they mustn't have been discouraging
Forme interrogative
Forme simple
must I discourage? must you discourage? must she discourage? must we discourage? must you discourage? must they discourage?
Forme en V-ing
must I be discouraging? must you be discouraging? must she be discouraging? must we be discouraging? must you be discouraging? must they be discouraging?
Perfect
must I have discouraged? must you have discouraged? must she have discouraged? must we have discouraged? must you have discouraged? must they have discouraged?
Perfect en V-ing
must I have been discouraging? must you have been discouraging? must she have been discouraging? must we have been discouraging? must you have been discouraging? must they have been discouraging?
Forme interro-négative
Forme simple
mustn't I discourage? mustn't you discourage? mustn't she discourage? mustn't we discourage? mustn't you discourage? mustn't they discourage?
Forme en V-ing
mustn't I be discouraging? mustn't you be discouraging? mustn't she be discouraging? mustn't we be discouraging? mustn't you be discouraging? mustn't they be discouraging?
Perfect
mustn't I have discouraged? mustn't you have discouraged? mustn't she have discouraged? mustn't we have discouraged? mustn't you have discouraged? mustn't they have discouraged?
Perfect en V-ing
mustn't I have been discouraging? mustn't you have been discouraging? mustn't she have been discouraging? mustn't we have been discouraging? mustn't you have been discouraging? mustn't they have been discouraging?