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