I may ail you may ail she may ail we may ail you may ail they may ail
V-ing form
I may be ailing you may be ailing she may be ailing we may be ailing you may be ailing they may be ailing
Perfect
I may have ailed you may have ailed she may have ailed we may have ailed you may have ailed they may have ailed
V-ing perfect
I may have been ailing you may have been ailing she may have been ailing we may have been ailing you may have been ailing they may have been ailing
Negation
Simple form
I may not ail you may not ail she may not ail we may not ail you may not ail they may not ail
V-ing form
I may not be ailing you may not be ailing she may not be ailing we may not be ailing you may not be ailing they may not be ailing
Perfect
I may not have ailed you may not have ailed she may not have ailed we may not have ailed you may not have ailed they may not have ailed
V-ing perfect
I may not have been ailing you may not have been ailing she may not have been ailing we may not have been ailing you may not have been ailing they may not have been ailing
Interrogative form
Simple form
may I ail? may you ail? may she ail? may we ail? may you ail? may they ail?
V-ing form
may I be ailing? may you be ailing? may she be ailing? may we be ailing? may you be ailing? may they be ailing?
Perfect
may I have ailed? may you have ailed? may she have ailed? may we have ailed? may you have ailed? may they have ailed?
V-ing perfect
may I have been ailing? may you have been ailing? may she have been ailing? may we have been ailing? may you have been ailing? may they have been ailing?
Interro-negative form
Simple form
may I not ail? may you not ail? may she not ail? may we not ail? may you not ail? may they not ail?
V-ing form
may I not be ailing? may you not be ailing? may she not be ailing? may we not be ailing? may you not be ailing? may they not be ailing?
Perfect
may I not have ailed? may you not have ailed? may she not have ailed? may we not have ailed? may you not have ailed? may they not have ailed?
V-ing perfect
may I not have been ailing? may you not have been ailing? may she not have been ailing? may we not have been ailing? may you not have been ailing? may they not have been ailing?