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