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