may bob
Regular verb: bob - bobbed- bobbed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may bob
you may bob
he may bob
we may bob
you may bob
they may bob 	I may be bobbing
you may be bobbing
he may be bobbing
we may be bobbing
you may be bobbing
they may be bobbing	I may have bobbed
you may have bobbed
he may have bobbed
we may have bobbed
you may have bobbed
they may have bobbed	I may have been bobbing
you may have been bobbing
he may have been bobbing
we may have been bobbing
you may have been bobbing
they may have been bobbing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't bob
you mayn't bob
he mayn't bob
we mayn't bob
you mayn't bob
they mayn't bob 	I mayn't be bobbing
you mayn't be bobbing
he mayn't be bobbing
we mayn't be bobbing
you mayn't be bobbing
they mayn't be bobbing	I mayn't have bobbed
you mayn't have bobbed
he mayn't have bobbed
we mayn't have bobbed
you mayn't have bobbed
they mayn't have bobbed	I mayn't have been bobbing
you mayn't have been bobbing
he mayn't have been bobbing
we mayn't have been bobbing
you mayn't have been bobbing
they mayn't have been bobbing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I bob?
may you bob?
may he bob?
may we bob?
may you bob?
may they bob? 	may I be bobbing?
may you be bobbing?
may he be bobbing?
may we be bobbing?
may you be bobbing?
may they be bobbing? 	may I have bobbed?
may you have bobbed?
may he have bobbed?
may we have bobbed?
may you have bobbed?
may they have bobbed? 	may I have been bobbing?
may you have been bobbing?
may he have been bobbing?
may we have been bobbing?
may you have been bobbing?
may they have been bobbing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I bob?
mayn't you bob?
mayn't he bob?
mayn't we bob?
mayn't you bob?
mayn't they bob? 	mayn't I be bobbing?
mayn't you be bobbing?
mayn't he be bobbing?
mayn't we be bobbing?
mayn't you be bobbing?
mayn't they be bobbing? 	mayn't I have bobbed?
mayn't you have bobbed?
mayn't he have bobbed?
mayn't we have bobbed?
mayn't you have bobbed?
mayn't they have bobbed? 	mayn't I have been bobbing?
mayn't you have been bobbing?
mayn't he have been bobbing?
mayn't we have been bobbing?
mayn't you have been bobbing?
mayn't they have been bobbing?