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