I may stifle you may stifle he may stifle we may stifle you may stifle they may stifle
Forme en V-ing
I may be stifling you may be stifling he may be stifling we may be stifling you may be stifling they may be stifling
Perfect
I may have stifled you may have stifled he may have stifled we may have stifled you may have stifled they may have stifled
Perfect en V-ing
I may have been stifling you may have been stifling he may have been stifling we may have been stifling you may have been stifling they may have been stifling
Négation
Forme simple
I may not stifle you may not stifle he may not stifle we may not stifle you may not stifle they may not stifle
Forme en V-ing
I may not be stifling you may not be stifling he may not be stifling we may not be stifling you may not be stifling they may not be stifling
Perfect
I may not have stifled you may not have stifled he may not have stifled we may not have stifled you may not have stifled they may not have stifled
Perfect en V-ing
I may not have been stifling you may not have been stifling he may not have been stifling we may not have been stifling you may not have been stifling they may not have been stifling
Forme interrogative
Forme simple
may I stifle? may you stifle? may he stifle? may we stifle? may you stifle? may they stifle?
Forme en V-ing
may I be stifling? may you be stifling? may he be stifling? may we be stifling? may you be stifling? may they be stifling?
Perfect
may I have stifled? may you have stifled? may he have stifled? may we have stifled? may you have stifled? may they have stifled?
Perfect en V-ing
may I have been stifling? may you have been stifling? may he have been stifling? may we have been stifling? may you have been stifling? may they have been stifling?
Forme interro-négative
Forme simple
may I not stifle? may you not stifle? may he not stifle? may we not stifle? may you not stifle? may they not stifle?
Forme en V-ing
may I not be stifling? may you not be stifling? may he not be stifling? may we not be stifling? may you not be stifling? may they not be stifling?
Perfect
may I not have stifled? may you not have stifled? may he not have stifled? may we not have stifled? may you not have stifled? may they not have stifled?
Perfect en V-ing
may I not have been stifling? may you not have been stifling? may he not have been stifling? may we not have been stifling? may you not have been stifling? may they not have been stifling?