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