may whack
Regular verb: whack - whacked- whacked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may whack
you may whack
she may whack
we may whack
you may whack
they may whack 	I may be whacking
you may be whacking
she may be whacking
we may be whacking
you may be whacking
they may be whacking	I may have whacked
you may have whacked
she may have whacked
we may have whacked
you may have whacked
they may have whacked	I may have been whacking
you may have been whacking
she may have been whacking
we may have been whacking
you may have been whacking
they may have been whacking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't whack
you mayn't whack
she mayn't whack
we mayn't whack
you mayn't whack
they mayn't whack 	I mayn't be whacking
you mayn't be whacking
she mayn't be whacking
we mayn't be whacking
you mayn't be whacking
they mayn't be whacking	I mayn't have whacked
you mayn't have whacked
she mayn't have whacked
we mayn't have whacked
you mayn't have whacked
they mayn't have whacked	I mayn't have been whacking
you mayn't have been whacking
she mayn't have been whacking
we mayn't have been whacking
you mayn't have been whacking
they mayn't have been whacking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I whack?
may you whack?
may she whack?
may we whack?
may you whack?
may they whack? 	may I be whacking?
may you be whacking?
may she be whacking?
may we be whacking?
may you be whacking?
may they be whacking? 	may I have whacked?
may you have whacked?
may she have whacked?
may we have whacked?
may you have whacked?
may they have whacked? 	may I have been whacking?
may you have been whacking?
may she have been whacking?
may we have been whacking?
may you have been whacking?
may they have been whacking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I whack?
mayn't you whack?
mayn't she whack?
mayn't we whack?
mayn't you whack?
mayn't they whack? 	mayn't I be whacking?
mayn't you be whacking?
mayn't she be whacking?
mayn't we be whacking?
mayn't you be whacking?
mayn't they be whacking? 	mayn't I have whacked?
mayn't you have whacked?
mayn't she have whacked?
mayn't we have whacked?
mayn't you have whacked?
mayn't they have whacked? 	mayn't I have been whacking?
mayn't you have been whacking?
mayn't she have been whacking?
mayn't we have been whacking?
mayn't you have been whacking?
mayn't they have been whacking?