I may degrade you may degrade he may degrade we may degrade you may degrade they may degrade
V-ing form
I may be degrading you may be degrading he may be degrading we may be degrading you may be degrading they may be degrading
Perfect
I may have degraded you may have degraded he may have degraded we may have degraded you may have degraded they may have degraded
V-ing perfect
I may have been degrading you may have been degrading he may have been degrading we may have been degrading you may have been degrading they may have been degrading
Negation
Simple form
I mayn't degrade you mayn't degrade he mayn't degrade we mayn't degrade you mayn't degrade they mayn't degrade
V-ing form
I mayn't be degrading you mayn't be degrading he mayn't be degrading we mayn't be degrading you mayn't be degrading they mayn't be degrading
Perfect
I mayn't have degraded you mayn't have degraded he mayn't have degraded we mayn't have degraded you mayn't have degraded they mayn't have degraded
V-ing perfect
I mayn't have been degrading you mayn't have been degrading he mayn't have been degrading we mayn't have been degrading you mayn't have been degrading they mayn't have been degrading
Interrogative form
Simple form
may I degrade? may you degrade? may he degrade? may we degrade? may you degrade? may they degrade?
V-ing form
may I be degrading? may you be degrading? may he be degrading? may we be degrading? may you be degrading? may they be degrading?
Perfect
may I have degraded? may you have degraded? may he have degraded? may we have degraded? may you have degraded? may they have degraded?
V-ing perfect
may I have been degrading? may you have been degrading? may he have been degrading? may we have been degrading? may you have been degrading? may they have been degrading?
Interro-negative form
Simple form
mayn't I degrade? mayn't you degrade? mayn't he degrade? mayn't we degrade? mayn't you degrade? mayn't they degrade?
V-ing form
mayn't I be degrading? mayn't you be degrading? mayn't he be degrading? mayn't we be degrading? mayn't you be degrading? mayn't they be degrading?
Perfect
mayn't I have degraded? mayn't you have degraded? mayn't he have degraded? mayn't we have degraded? mayn't you have degraded? mayn't they have degraded?
V-ing perfect
mayn't I have been degrading? mayn't you have been degrading? mayn't he have been degrading? mayn't we have been degrading? mayn't you have been degrading? mayn't they have been degrading?