I may spring you may spring he may spring we may spring you may spring they may spring
V-ing form
I may be springing you may be springing he may be springing we may be springing you may be springing they may be springing
Perfect
I may have sprung you may have sprung he may have sprung we may have sprung you may have sprung they may have sprung
V-ing perfect
I may have been springing you may have been springing he may have been springing we may have been springing you may have been springing they may have been springing
Negation
Simple form
I may not spring you may not spring he may not spring we may not spring you may not spring they may not spring
V-ing form
I may not be springing you may not be springing he may not be springing we may not be springing you may not be springing they may not be springing
Perfect
I may not have sprung you may not have sprung he may not have sprung we may not have sprung you may not have sprung they may not have sprung
V-ing perfect
I may not have been springing you may not have been springing he may not have been springing we may not have been springing you may not have been springing they may not have been springing
Interrogative form
Simple form
may I spring? may you spring? may he spring? may we spring? may you spring? may they spring?
V-ing form
may I be springing? may you be springing? may he be springing? may we be springing? may you be springing? may they be springing?
Perfect
may I have sprung? may you have sprung? may he have sprung? may we have sprung? may you have sprung? may they have sprung?
V-ing perfect
may I have been springing? may you have been springing? may he have been springing? may we have been springing? may you have been springing? may they have been springing?
Interro-negative form
Simple form
may I not spring? may you not spring? may he not spring? may we not spring? may you not spring? may they not spring?
V-ing form
may I not be springing? may you not be springing? may he not be springing? may we not be springing? may you not be springing? may they not be springing?
Perfect
may I not have sprung? may you not have sprung? may he not have sprung? may we not have sprung? may you not have sprung? may they not have sprung?
V-ing perfect
may I not have been springing? may you not have been springing? may he not have been springing? may we not have been springing? may you not have been springing? may they not have been springing?