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