I may stretch you may stretch she may stretch we may stretch you may stretch they may stretch
V-ing form
I may be stretching you may be stretching she may be stretching we may be stretching you may be stretching they may be stretching
Perfect
I may have stretched you may have stretched she may have stretched we may have stretched you may have stretched they may have stretched
V-ing perfect
I may have been stretching you may have been stretching she may have been stretching we may have been stretching you may have been stretching they may have been stretching
Negation
Simple form
I may not stretch you may not stretch she may not stretch we may not stretch you may not stretch they may not stretch
V-ing form
I may not be stretching you may not be stretching she may not be stretching we may not be stretching you may not be stretching they may not be stretching
Perfect
I may not have stretched you may not have stretched she may not have stretched we may not have stretched you may not have stretched they may not have stretched
V-ing perfect
I may not have been stretching you may not have been stretching she may not have been stretching we may not have been stretching you may not have been stretching they may not have been stretching
Interrogative form
Simple form
may I stretch? may you stretch? may she stretch? may we stretch? may you stretch? may they stretch?
V-ing form
may I be stretching? may you be stretching? may she be stretching? may we be stretching? may you be stretching? may they be stretching?
Perfect
may I have stretched? may you have stretched? may she have stretched? may we have stretched? may you have stretched? may they have stretched?
V-ing perfect
may I have been stretching? may you have been stretching? may she have been stretching? may we have been stretching? may you have been stretching? may they have been stretching?
Interro-negative form
Simple form
may I not stretch? may you not stretch? may she not stretch? may we not stretch? may you not stretch? may they not stretch?
V-ing form
may I not be stretching? may you not be stretching? may she not be stretching? may we not be stretching? may you not be stretching? may they not be stretching?
Perfect
may I not have stretched? may you not have stretched? may she not have stretched? may we not have stretched? may you not have stretched? may they not have stretched?
V-ing perfect
may I not have been stretching? may you not have been stretching? may she not have been stretching? may we not have been stretching? may you not have been stretching? may they not have been stretching?