I may double-time you may double-time she may double-time we may double-time you may double-time they may double-time
V-ing form
I may be double-timing you may be double-timing she may be double-timing we may be double-timing you may be double-timing they may be double-timing
Perfect
I may have double-timed you may have double-timed she may have double-timed we may have double-timed you may have double-timed they may have double-timed
V-ing perfect
I may have been double-timing you may have been double-timing she may have been double-timing we may have been double-timing you may have been double-timing they may have been double-timing
Negation
Simple form
I mayn't double-time you mayn't double-time she mayn't double-time we mayn't double-time you mayn't double-time they mayn't double-time
V-ing form
I mayn't be double-timing you mayn't be double-timing she mayn't be double-timing we mayn't be double-timing you mayn't be double-timing they mayn't be double-timing
Perfect
I mayn't have double-timed you mayn't have double-timed she mayn't have double-timed we mayn't have double-timed you mayn't have double-timed they mayn't have double-timed
V-ing perfect
I mayn't have been double-timing you mayn't have been double-timing she mayn't have been double-timing we mayn't have been double-timing you mayn't have been double-timing they mayn't have been double-timing
Interrogative form
Simple form
may I double-time? may you double-time? may she double-time? may we double-time? may you double-time? may they double-time?
V-ing form
may I be double-timing? may you be double-timing? may she be double-timing? may we be double-timing? may you be double-timing? may they be double-timing?
Perfect
may I have double-timed? may you have double-timed? may she have double-timed? may we have double-timed? may you have double-timed? may they have double-timed?
V-ing perfect
may I have been double-timing? may you have been double-timing? may she have been double-timing? may we have been double-timing? may you have been double-timing? may they have been double-timing?
Interro-negative form
Simple form
mayn't I double-time? mayn't you double-time? mayn't she double-time? mayn't we double-time? mayn't you double-time? mayn't they double-time?
V-ing form
mayn't I be double-timing? mayn't you be double-timing? mayn't she be double-timing? mayn't we be double-timing? mayn't you be double-timing? mayn't they be double-timing?
Perfect
mayn't I have double-timed? mayn't you have double-timed? mayn't she have double-timed? mayn't we have double-timed? mayn't you have double-timed? mayn't they have double-timed?
V-ing perfect
mayn't I have been double-timing? mayn't you have been double-timing? mayn't she have been double-timing? mayn't we have been double-timing? mayn't you have been double-timing? mayn't they have been double-timing?