may thrash
Regular verb: thrash - thrashed- thrashed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may thrash
you may thrash
he may thrash
we may thrash
you may thrash
they may thrash 	I may be thrashing
you may be thrashing
he may be thrashing
we may be thrashing
you may be thrashing
they may be thrashing	I may have thrashed
you may have thrashed
he may have thrashed
we may have thrashed
you may have thrashed
they may have thrashed	I may have been thrashing
you may have been thrashing
he may have been thrashing
we may have been thrashing
you may have been thrashing
they may have been thrashing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't thrash
you mayn't thrash
he mayn't thrash
we mayn't thrash
you mayn't thrash
they mayn't thrash 	I mayn't be thrashing
you mayn't be thrashing
he mayn't be thrashing
we mayn't be thrashing
you mayn't be thrashing
they mayn't be thrashing	I mayn't have thrashed
you mayn't have thrashed
he mayn't have thrashed
we mayn't have thrashed
you mayn't have thrashed
they mayn't have thrashed	I mayn't have been thrashing
you mayn't have been thrashing
he mayn't have been thrashing
we mayn't have been thrashing
you mayn't have been thrashing
they mayn't have been thrashing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I thrash?
may you thrash?
may he thrash?
may we thrash?
may you thrash?
may they thrash? 	may I be thrashing?
may you be thrashing?
may he be thrashing?
may we be thrashing?
may you be thrashing?
may they be thrashing? 	may I have thrashed?
may you have thrashed?
may he have thrashed?
may we have thrashed?
may you have thrashed?
may they have thrashed? 	may I have been thrashing?
may you have been thrashing?
may he have been thrashing?
may we have been thrashing?
may you have been thrashing?
may they have been thrashing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I thrash?
mayn't you thrash?
mayn't he thrash?
mayn't we thrash?
mayn't you thrash?
mayn't they thrash? 	mayn't I be thrashing?
mayn't you be thrashing?
mayn't he be thrashing?
mayn't we be thrashing?
mayn't you be thrashing?
mayn't they be thrashing? 	mayn't I have thrashed?
mayn't you have thrashed?
mayn't he have thrashed?
mayn't we have thrashed?
mayn't you have thrashed?
mayn't they have thrashed? 	mayn't I have been thrashing?
mayn't you have been thrashing?
mayn't he have been thrashing?
mayn't we have been thrashing?
mayn't you have been thrashing?
mayn't they have been thrashing?