I may frighten you may frighten he may frighten we may frighten you may frighten they may frighten
V-ing form
I may be frightening you may be frightening he may be frightening we may be frightening you may be frightening they may be frightening
Perfect
I may have frightened you may have frightened he may have frightened we may have frightened you may have frightened they may have frightened
V-ing perfect
I may have been frightening you may have been frightening he may have been frightening we may have been frightening you may have been frightening they may have been frightening
Negation
Simple form
I may not frighten you may not frighten he may not frighten we may not frighten you may not frighten they may not frighten
V-ing form
I may not be frightening you may not be frightening he may not be frightening we may not be frightening you may not be frightening they may not be frightening
Perfect
I may not have frightened you may not have frightened he may not have frightened we may not have frightened you may not have frightened they may not have frightened
V-ing perfect
I may not have been frightening you may not have been frightening he may not have been frightening we may not have been frightening you may not have been frightening they may not have been frightening
Interrogative form
Simple form
may I frighten? may you frighten? may he frighten? may we frighten? may you frighten? may they frighten?
V-ing form
may I be frightening? may you be frightening? may he be frightening? may we be frightening? may you be frightening? may they be frightening?
Perfect
may I have frightened? may you have frightened? may he have frightened? may we have frightened? may you have frightened? may they have frightened?
V-ing perfect
may I have been frightening? may you have been frightening? may he have been frightening? may we have been frightening? may you have been frightening? may they have been frightening?
Interro-negative form
Simple form
may I not frighten? may you not frighten? may he not frighten? may we not frighten? may you not frighten? may they not frighten?
V-ing form
may I not be frightening? may you not be frightening? may he not be frightening? may we not be frightening? may you not be frightening? may they not be frightening?
Perfect
may I not have frightened? may you not have frightened? may he not have frightened? may we not have frightened? may you not have frightened? may they not have frightened?
V-ing perfect
may I not have been frightening? may you not have been frightening? may he not have been frightening? may we not have been frightening? may you not have been frightening? may they not have been frightening?