may sack
Regular verb: sack - sacked- sacked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may sack
you may sack
he may sack
we may sack
you may sack
they may sack 	I may be sacking
you may be sacking
he may be sacking
we may be sacking
you may be sacking
they may be sacking	I may have sacked
you may have sacked
he may have sacked
we may have sacked
you may have sacked
they may have sacked	I may have been sacking
you may have been sacking
he may have been sacking
we may have been sacking
you may have been sacking
they may have been sacking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't sack
you mayn't sack
he mayn't sack
we mayn't sack
you mayn't sack
they mayn't sack 	I mayn't be sacking
you mayn't be sacking
he mayn't be sacking
we mayn't be sacking
you mayn't be sacking
they mayn't be sacking	I mayn't have sacked
you mayn't have sacked
he mayn't have sacked
we mayn't have sacked
you mayn't have sacked
they mayn't have sacked	I mayn't have been sacking
you mayn't have been sacking
he mayn't have been sacking
we mayn't have been sacking
you mayn't have been sacking
they mayn't have been sacking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I sack?
may you sack?
may he sack?
may we sack?
may you sack?
may they sack? 	may I be sacking?
may you be sacking?
may he be sacking?
may we be sacking?
may you be sacking?
may they be sacking? 	may I have sacked?
may you have sacked?
may he have sacked?
may we have sacked?
may you have sacked?
may they have sacked? 	may I have been sacking?
may you have been sacking?
may he have been sacking?
may we have been sacking?
may you have been sacking?
may they have been sacking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I sack?
mayn't you sack?
mayn't he sack?
mayn't we sack?
mayn't you sack?
mayn't they sack? 	mayn't I be sacking?
mayn't you be sacking?
mayn't he be sacking?
mayn't we be sacking?
mayn't you be sacking?
mayn't they be sacking? 	mayn't I have sacked?
mayn't you have sacked?
mayn't he have sacked?
mayn't we have sacked?
mayn't you have sacked?
mayn't they have sacked? 	mayn't I have been sacking?
mayn't you have been sacking?
mayn't he have been sacking?
mayn't we have been sacking?
mayn't you have been sacking?
mayn't they have been sacking?