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