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