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