I may contravene you may contravene he may contravene we may contravene you may contravene they may contravene
V-ing form
I may be contravening you may be contravening he may be contravening we may be contravening you may be contravening they may be contravening
Perfect
I may have contravened you may have contravened he may have contravened we may have contravened you may have contravened they may have contravened
V-ing perfect
I may have been contravening you may have been contravening he may have been contravening we may have been contravening you may have been contravening they may have been contravening
Negation
Simple form
I may not contravene you may not contravene he may not contravene we may not contravene you may not contravene they may not contravene
V-ing form
I may not be contravening you may not be contravening he may not be contravening we may not be contravening you may not be contravening they may not be contravening
Perfect
I may not have contravened you may not have contravened he may not have contravened we may not have contravened you may not have contravened they may not have contravened
V-ing perfect
I may not have been contravening you may not have been contravening he may not have been contravening we may not have been contravening you may not have been contravening they may not have been contravening
Interrogative form
Simple form
may I contravene? may you contravene? may he contravene? may we contravene? may you contravene? may they contravene?
V-ing form
may I be contravening? may you be contravening? may he be contravening? may we be contravening? may you be contravening? may they be contravening?
Perfect
may I have contravened? may you have contravened? may he have contravened? may we have contravened? may you have contravened? may they have contravened?
V-ing perfect
may I have been contravening? may you have been contravening? may he have been contravening? may we have been contravening? may you have been contravening? may they have been contravening?
Interro-negative form
Simple form
may I not contravene? may you not contravene? may he not contravene? may we not contravene? may you not contravene? may they not contravene?
V-ing form
may I not be contravening? may you not be contravening? may he not be contravening? may we not be contravening? may you not be contravening? may they not be contravening?
Perfect
may I not have contravened? may you not have contravened? may he not have contravened? may we not have contravened? may you not have contravened? may they not have contravened?
V-ing perfect
may I not have been contravening? may you not have been contravening? may he not have been contravening? may we not have been contravening? may you not have been contravening? may they not have been contravening?