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