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