English verb conjugation
MAY PROLONG

Regular verb: prolong - prolonged - prolonged

Affirmation

Simple form	V-ing form
I may prolong you may prolong he may prolong we may prolong you may prolong they may prolong	I may be prolonging you may be prolonging he may be prolonging we may be prolonging you may be prolonging they may be prolonging
Perfect	V-ing perfect
I may have prolonged you may have prolonged he may have prolonged we may have prolonged you may have prolonged they may have prolonged	I may have been prolonging you may have been prolonging he may have been prolonging we may have been prolonging you may have been prolonging they may have been prolonging

Negation

Simple form	V-ing form
I mayn't prolong you mayn't prolong he mayn't prolong we mayn't prolong you mayn't prolong they mayn't prolong	I mayn't be prolonging you mayn't be prolonging he mayn't be prolonging we mayn't be prolonging you mayn't be prolonging they mayn't be prolonging
Perfect	V-ing perfect
I mayn't have prolonged you mayn't have prolonged he mayn't have prolonged we mayn't have prolonged you mayn't have prolonged they mayn't have prolonged	I mayn't have been prolonging you mayn't have been prolonging he mayn't have been prolonging we mayn't have been prolonging you mayn't have been prolonging they mayn't have been prolonging

Interrogative form

Simple form	V-ing form
may I prolong? may you prolong? may he prolong? may we prolong? may you prolong? may they prolong?	may I be prolonging? may you be prolonging? may he be prolonging? may we be prolonging? may you be prolonging? may they be prolonging?
Perfect	V-ing perfect
may I have prolonged? may you have prolonged? may he have prolonged? may we have prolonged? may you have prolonged? may they have prolonged?	may I have been prolonging? may you have been prolonging? may he have been prolonging? may we have been prolonging? may you have been prolonging? may they have been prolonging?

Interro-negative form

Simple form	V-ing form
mayn't I prolong? mayn't you prolong? mayn't he prolong? mayn't we prolong? mayn't you prolong? mayn't they prolong?	mayn't I be prolonging? mayn't you be prolonging? mayn't he be prolonging? mayn't we be prolonging? mayn't you be prolonging? mayn't they be prolonging?
Perfect	V-ing perfect
mayn't I have prolonged? mayn't you have prolonged? mayn't he have prolonged? mayn't we have prolonged? mayn't you have prolonged? mayn't they have prolonged?	mayn't I have been prolonging? mayn't you have been prolonging? mayn't he have been prolonging? mayn't we have been prolonging? mayn't you have been prolonging? mayn't they have been prolonging?