may fall
Irregular verb: fall - fell- fallen

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may fall
you may fall
she may fall
we may fall
you may fall
they may fall 	I may be falling
you may be falling
she may be falling
we may be falling
you may be falling
they may be falling	I may have fallen
you may have fallen
she may have fallen
we may have fallen
you may have fallen
they may have fallen	I may have been falling
you may have been falling
she may have been falling
we may have been falling
you may have been falling
they may have been falling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't fall
you mayn't fall
she mayn't fall
we mayn't fall
you mayn't fall
they mayn't fall 	I mayn't be falling
you mayn't be falling
she mayn't be falling
we mayn't be falling
you mayn't be falling
they mayn't be falling	I mayn't have fallen
you mayn't have fallen
she mayn't have fallen
we mayn't have fallen
you mayn't have fallen
they mayn't have fallen	I mayn't have been falling
you mayn't have been falling
she mayn't have been falling
we mayn't have been falling
you mayn't have been falling
they mayn't have been falling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I fall?
may you fall?
may she fall?
may we fall?
may you fall?
may they fall? 	may I be falling?
may you be falling?
may she be falling?
may we be falling?
may you be falling?
may they be falling? 	may I have fallen?
may you have fallen?
may she have fallen?
may we have fallen?
may you have fallen?
may they have fallen? 	may I have been falling?
may you have been falling?
may she have been falling?
may we have been falling?
may you have been falling?
may they have been falling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I fall?
mayn't you fall?
mayn't she fall?
mayn't we fall?
mayn't you fall?
mayn't they fall? 	mayn't I be falling?
mayn't you be falling?
mayn't she be falling?
mayn't we be falling?
mayn't you be falling?
mayn't they be falling? 	mayn't I have fallen?
mayn't you have fallen?
mayn't she have fallen?
mayn't we have fallen?
mayn't you have fallen?
mayn't they have fallen? 	mayn't I have been falling?
mayn't you have been falling?
mayn't she have been falling?
mayn't we have been falling?
mayn't you have been falling?
mayn't they have been falling?