Regular verb: sing sing - sing singed - sing singed
Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I may sing sing you may sing sing she may sing sing we may sing sing you may sing sing they may sing sing
V-ing form
I may be sing singing you may be sing singing she may be sing singing we may be sing singing you may be sing singing they may be sing singing
Perfect
I may have sing singed you may have sing singed she may have sing singed we may have sing singed you may have sing singed they may have sing singed
V-ing perfect
I may have been sing singing you may have been sing singing she may have been sing singing we may have been sing singing you may have been sing singing they may have been sing singing
Negation
Simple form
I may not sing sing you may not sing sing she may not sing sing we may not sing sing you may not sing sing they may not sing sing
V-ing form
I may not be sing singing you may not be sing singing she may not be sing singing we may not be sing singing you may not be sing singing they may not be sing singing
Perfect
I may not have sing singed you may not have sing singed she may not have sing singed we may not have sing singed you may not have sing singed they may not have sing singed
V-ing perfect
I may not have been sing singing you may not have been sing singing she may not have been sing singing we may not have been sing singing you may not have been sing singing they may not have been sing singing
Interrogative form
Simple form
may I sing sing? may you sing sing? may she sing sing? may we sing sing? may you sing sing? may they sing sing?
V-ing form
may I be sing singing? may you be sing singing? may she be sing singing? may we be sing singing? may you be sing singing? may they be sing singing?
Perfect
may I have sing singed? may you have sing singed? may she have sing singed? may we have sing singed? may you have sing singed? may they have sing singed?
V-ing perfect
may I have been sing singing? may you have been sing singing? may she have been sing singing? may we have been sing singing? may you have been sing singing? may they have been sing singing?
Interro-negative form
Simple form
may I not sing sing? may you not sing sing? may she not sing sing? may we not sing sing? may you not sing sing? may they not sing sing?
V-ing form
may I not be sing singing? may you not be sing singing? may she not be sing singing? may we not be sing singing? may you not be sing singing? may they not be sing singing?
Perfect
may I not have sing singed? may you not have sing singed? may she not have sing singed? may we not have sing singed? may you not have sing singed? may they not have sing singed?
V-ing perfect
may I not have been sing singing? may you not have been sing singing? may she not have been sing singing? may we not have been sing singing? may you not have been sing singing? may they not have been sing singing?