may pack
Regular verb: pack - packed- packed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may pack
you may pack
she may pack
we may pack
you may pack
they may pack 	I may be packing
you may be packing
she may be packing
we may be packing
you may be packing
they may be packing	I may have packed
you may have packed
she may have packed
we may have packed
you may have packed
they may have packed	I may have been packing
you may have been packing
she may have been packing
we may have been packing
you may have been packing
they may have been packing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't pack
you mayn't pack
she mayn't pack
we mayn't pack
you mayn't pack
they mayn't pack 	I mayn't be packing
you mayn't be packing
she mayn't be packing
we mayn't be packing
you mayn't be packing
they mayn't be packing	I mayn't have packed
you mayn't have packed
she mayn't have packed
we mayn't have packed
you mayn't have packed
they mayn't have packed	I mayn't have been packing
you mayn't have been packing
she mayn't have been packing
we mayn't have been packing
you mayn't have been packing
they mayn't have been packing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I pack?
may you pack?
may she pack?
may we pack?
may you pack?
may they pack? 	may I be packing?
may you be packing?
may she be packing?
may we be packing?
may you be packing?
may they be packing? 	may I have packed?
may you have packed?
may she have packed?
may we have packed?
may you have packed?
may they have packed? 	may I have been packing?
may you have been packing?
may she have been packing?
may we have been packing?
may you have been packing?
may they have been packing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I pack?
mayn't you pack?
mayn't she pack?
mayn't we pack?
mayn't you pack?
mayn't they pack? 	mayn't I be packing?
mayn't you be packing?
mayn't she be packing?
mayn't we be packing?
mayn't you be packing?
mayn't they be packing? 	mayn't I have packed?
mayn't you have packed?
mayn't she have packed?
mayn't we have packed?
mayn't you have packed?
mayn't they have packed? 	mayn't I have been packing?
mayn't you have been packing?
mayn't she have been packing?
mayn't we have been packing?
mayn't you have been packing?
mayn't they have been packing?