I may preschedule you may preschedule she may preschedule we may preschedule you may preschedule they may preschedule
V-ing form
I may be prescheduling you may be prescheduling she may be prescheduling we may be prescheduling you may be prescheduling they may be prescheduling
Perfect
I may have prescheduled you may have prescheduled she may have prescheduled we may have prescheduled you may have prescheduled they may have prescheduled
V-ing perfect
I may have been prescheduling you may have been prescheduling she may have been prescheduling we may have been prescheduling you may have been prescheduling they may have been prescheduling
Negation
Simple form
I mayn't preschedule you mayn't preschedule she mayn't preschedule we mayn't preschedule you mayn't preschedule they mayn't preschedule
V-ing form
I mayn't be prescheduling you mayn't be prescheduling she mayn't be prescheduling we mayn't be prescheduling you mayn't be prescheduling they mayn't be prescheduling
Perfect
I mayn't have prescheduled you mayn't have prescheduled she mayn't have prescheduled we mayn't have prescheduled you mayn't have prescheduled they mayn't have prescheduled
V-ing perfect
I mayn't have been prescheduling you mayn't have been prescheduling she mayn't have been prescheduling we mayn't have been prescheduling you mayn't have been prescheduling they mayn't have been prescheduling
Interrogative form
Simple form
may I preschedule? may you preschedule? may she preschedule? may we preschedule? may you preschedule? may they preschedule?
V-ing form
may I be prescheduling? may you be prescheduling? may she be prescheduling? may we be prescheduling? may you be prescheduling? may they be prescheduling?
Perfect
may I have prescheduled? may you have prescheduled? may she have prescheduled? may we have prescheduled? may you have prescheduled? may they have prescheduled?
V-ing perfect
may I have been prescheduling? may you have been prescheduling? may she have been prescheduling? may we have been prescheduling? may you have been prescheduling? may they have been prescheduling?
Interro-negative form
Simple form
mayn't I preschedule? mayn't you preschedule? mayn't she preschedule? mayn't we preschedule? mayn't you preschedule? mayn't they preschedule?
V-ing form
mayn't I be prescheduling? mayn't you be prescheduling? mayn't she be prescheduling? mayn't we be prescheduling? mayn't you be prescheduling? mayn't they be prescheduling?
Perfect
mayn't I have prescheduled? mayn't you have prescheduled? mayn't she have prescheduled? mayn't we have prescheduled? mayn't you have prescheduled? mayn't they have prescheduled?
V-ing perfect
mayn't I have been prescheduling? mayn't you have been prescheduling? mayn't she have been prescheduling? mayn't we have been prescheduling? mayn't you have been prescheduling? mayn't they have been prescheduling?