I may stain you may stain he may stain we may stain you may stain they may stain
Forme en V-ing
I may be staining you may be staining he may be staining we may be staining you may be staining they may be staining
Perfect
I may have stained you may have stained he may have stained we may have stained you may have stained they may have stained
Perfect en V-ing
I may have been staining you may have been staining he may have been staining we may have been staining you may have been staining they may have been staining
Négation
Forme simple
I may not stain you may not stain he may not stain we may not stain you may not stain they may not stain
Forme en V-ing
I may not be staining you may not be staining he may not be staining we may not be staining you may not be staining they may not be staining
Perfect
I may not have stained you may not have stained he may not have stained we may not have stained you may not have stained they may not have stained
Perfect en V-ing
I may not have been staining you may not have been staining he may not have been staining we may not have been staining you may not have been staining they may not have been staining
Forme interrogative
Forme simple
may I stain? may you stain? may he stain? may we stain? may you stain? may they stain?
Forme en V-ing
may I be staining? may you be staining? may he be staining? may we be staining? may you be staining? may they be staining?
Perfect
may I have stained? may you have stained? may he have stained? may we have stained? may you have stained? may they have stained?
Perfect en V-ing
may I have been staining? may you have been staining? may he have been staining? may we have been staining? may you have been staining? may they have been staining?
Forme interro-négative
Forme simple
may I not stain? may you not stain? may he not stain? may we not stain? may you not stain? may they not stain?
Forme en V-ing
may I not be staining? may you not be staining? may he not be staining? may we not be staining? may you not be staining? may they not be staining?
Perfect
may I not have stained? may you not have stained? may he not have stained? may we not have stained? may you not have stained? may they not have stained?
Perfect en V-ing
may I not have been staining? may you not have been staining? may he not have been staining? may we not have been staining? may you not have been staining? may they not have been staining?