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