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