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 may not sob
you may not sob
he may not sob
we may not sob
you may not sob
they may not sob 	I may not be sobbing
you may not be sobbing
he may not be sobbing
we may not be sobbing
you may not be sobbing
they may not be sobbing	I may not have sobbed
you may not have sobbed
he may not have sobbed
we may not have sobbed
you may not have sobbed
they may not have sobbed	I may not have been sobbing
you may not have been sobbing
he may not have been sobbing
we may not have been sobbing
you may not have been sobbing
they may not 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 	
may I not sob?
may you not sob?
may he not sob?
may we not sob?
may you not sob?
may they not sob? 	may I not be sobbing?
may you not be sobbing?
may he not be sobbing?
may we not be sobbing?
may you not be sobbing?
may they not be sobbing? 	may I not have sobbed?
may you not have sobbed?
may he not have sobbed?
may we not have sobbed?
may you not have sobbed?
may they not have sobbed? 	may I not have been sobbing?
may you not have been sobbing?
may he not have been sobbing?
may we not have been sobbing?
may you not have been sobbing?
may they not have been sobbing?