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