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