I may freshen you may freshen he may freshen we may freshen you may freshen they may freshen
V-ing form
I may be freshening you may be freshening he may be freshening we may be freshening you may be freshening they may be freshening
Perfect
I may have freshened you may have freshened he may have freshened we may have freshened you may have freshened they may have freshened
V-ing perfect
I may have been freshening you may have been freshening he may have been freshening we may have been freshening you may have been freshening they may have been freshening
Negation
Simple form
I mayn't freshen you mayn't freshen he mayn't freshen we mayn't freshen you mayn't freshen they mayn't freshen
V-ing form
I mayn't be freshening you mayn't be freshening he mayn't be freshening we mayn't be freshening you mayn't be freshening they mayn't be freshening
Perfect
I mayn't have freshened you mayn't have freshened he mayn't have freshened we mayn't have freshened you mayn't have freshened they mayn't have freshened
V-ing perfect
I mayn't have been freshening you mayn't have been freshening he mayn't have been freshening we mayn't have been freshening you mayn't have been freshening they mayn't have been freshening
Interrogative form
Simple form
may I freshen? may you freshen? may he freshen? may we freshen? may you freshen? may they freshen?
V-ing form
may I be freshening? may you be freshening? may he be freshening? may we be freshening? may you be freshening? may they be freshening?
Perfect
may I have freshened? may you have freshened? may he have freshened? may we have freshened? may you have freshened? may they have freshened?
V-ing perfect
may I have been freshening? may you have been freshening? may he have been freshening? may we have been freshening? may you have been freshening? may they have been freshening?
Interro-negative form
Simple form
mayn't I freshen? mayn't you freshen? mayn't he freshen? mayn't we freshen? mayn't you freshen? mayn't they freshen?
V-ing form
mayn't I be freshening? mayn't you be freshening? mayn't he be freshening? mayn't we be freshening? mayn't you be freshening? mayn't they be freshening?
Perfect
mayn't I have freshened? mayn't you have freshened? mayn't he have freshened? mayn't we have freshened? mayn't you have freshened? mayn't they have freshened?
V-ing perfect
mayn't I have been freshening? mayn't you have been freshening? mayn't he have been freshening? mayn't we have been freshening? mayn't you have been freshening? mayn't they have been freshening?