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