may sob
Regular verb: sob - sobbed- sobbed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may sob
you may sob
he may sob
we may sob
you may sob
they may sob 	I may be sobbing
you may be sobbing
he may be sobbing
we may be sobbing
you may be sobbing
they may be sobbing	I may have sobbed
you may have sobbed
he may have sobbed
we may have sobbed
you may have sobbed
they may have sobbed	I may have been sobbing
you may have been sobbing
he may have been sobbing
we may have been sobbing
you may have been sobbing
they may have been sobbing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't sob
you mayn't sob
he mayn't sob
we mayn't sob
you mayn't sob
they mayn't sob 	I mayn't be sobbing
you mayn't be sobbing
he mayn't be sobbing
we mayn't be sobbing
you mayn't be sobbing
they mayn't be sobbing	I mayn't have sobbed
you mayn't have sobbed
he mayn't have sobbed
we mayn't have sobbed
you mayn't have sobbed
they mayn't have sobbed	I mayn't have been sobbing
you mayn't have been sobbing
he mayn't have been sobbing
we mayn't have been sobbing
you mayn't have been sobbing
they mayn't have been sobbing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I sob?
may you sob?
may he sob?
may we sob?
may you sob?
may they sob? 	may I be sobbing?
may you be sobbing?
may he be sobbing?
may we be sobbing?
may you be sobbing?
may they be sobbing? 	may I have sobbed?
may you have sobbed?
may he have sobbed?
may we have sobbed?
may you have sobbed?
may they have sobbed? 	may I have been sobbing?
may you have been sobbing?
may he have been sobbing?
may we have been sobbing?
may you have been sobbing?
may they have been sobbing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I sob?
mayn't you sob?
mayn't he sob?
mayn't we sob?
mayn't you sob?
mayn't they sob? 	mayn't I be sobbing?
mayn't you be sobbing?
mayn't he be sobbing?
mayn't we be sobbing?
mayn't you be sobbing?
mayn't they be sobbing? 	mayn't I have sobbed?
mayn't you have sobbed?
mayn't he have sobbed?
mayn't we have sobbed?
mayn't you have sobbed?
mayn't they have sobbed? 	mayn't I have been sobbing?
mayn't you have been sobbing?
mayn't he have been sobbing?
mayn't we have been sobbing?
mayn't you have been sobbing?
mayn't they have been sobbing?