may slab
Regular verb: slab - slabed- slabed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may slab
you may slab
she may slab
we may slab
you may slab
they may slab 	I may be slabing
you may be slabing
she may be slabing
we may be slabing
you may be slabing
they may be slabing	I may have slabed
you may have slabed
she may have slabed
we may have slabed
you may have slabed
they may have slabed	I may have been slabing
you may have been slabing
she may have been slabing
we may have been slabing
you may have been slabing
they may have been slabing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't slab
you mayn't slab
she mayn't slab
we mayn't slab
you mayn't slab
they mayn't slab 	I mayn't be slabing
you mayn't be slabing
she mayn't be slabing
we mayn't be slabing
you mayn't be slabing
they mayn't be slabing	I mayn't have slabed
you mayn't have slabed
she mayn't have slabed
we mayn't have slabed
you mayn't have slabed
they mayn't have slabed	I mayn't have been slabing
you mayn't have been slabing
she mayn't have been slabing
we mayn't have been slabing
you mayn't have been slabing
they mayn't have been slabing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I slab?
may you slab?
may she slab?
may we slab?
may you slab?
may they slab? 	may I be slabing?
may you be slabing?
may she be slabing?
may we be slabing?
may you be slabing?
may they be slabing? 	may I have slabed?
may you have slabed?
may she have slabed?
may we have slabed?
may you have slabed?
may they have slabed? 	may I have been slabing?
may you have been slabing?
may she have been slabing?
may we have been slabing?
may you have been slabing?
may they have been slabing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I slab?
mayn't you slab?
mayn't she slab?
mayn't we slab?
mayn't you slab?
mayn't they slab? 	mayn't I be slabing?
mayn't you be slabing?
mayn't she be slabing?
mayn't we be slabing?
mayn't you be slabing?
mayn't they be slabing? 	mayn't I have slabed?
mayn't you have slabed?
mayn't she have slabed?
mayn't we have slabed?
mayn't you have slabed?
mayn't they have slabed? 	mayn't I have been slabing?
mayn't you have been slabing?
mayn't she have been slabing?
mayn't we have been slabing?
mayn't you have been slabing?
mayn't they have been slabing?