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