I may woof you may woof he may woof we may woof you may woof they may woof
V-ing form
I may be woofing you may be woofing he may be woofing we may be woofing you may be woofing they may be woofing
Perfect
I may have woofed you may have woofed he may have woofed we may have woofed you may have woofed they may have woofed
V-ing perfect
I may have been woofing you may have been woofing he may have been woofing we may have been woofing you may have been woofing they may have been woofing
Negation
Simple form
I mayn't woof you mayn't woof he mayn't woof we mayn't woof you mayn't woof they mayn't woof
V-ing form
I mayn't be woofing you mayn't be woofing he mayn't be woofing we mayn't be woofing you mayn't be woofing they mayn't be woofing
Perfect
I mayn't have woofed you mayn't have woofed he mayn't have woofed we mayn't have woofed you mayn't have woofed they mayn't have woofed
V-ing perfect
I mayn't have been woofing you mayn't have been woofing he mayn't have been woofing we mayn't have been woofing you mayn't have been woofing they mayn't have been woofing
Interrogative form
Simple form
may I woof? may you woof? may he woof? may we woof? may you woof? may they woof?
V-ing form
may I be woofing? may you be woofing? may he be woofing? may we be woofing? may you be woofing? may they be woofing?
Perfect
may I have woofed? may you have woofed? may he have woofed? may we have woofed? may you have woofed? may they have woofed?
V-ing perfect
may I have been woofing? may you have been woofing? may he have been woofing? may we have been woofing? may you have been woofing? may they have been woofing?
Interro-negative form
Simple form
mayn't I woof? mayn't you woof? mayn't he woof? mayn't we woof? mayn't you woof? mayn't they woof?
V-ing form
mayn't I be woofing? mayn't you be woofing? mayn't he be woofing? mayn't we be woofing? mayn't you be woofing? mayn't they be woofing?
Perfect
mayn't I have woofed? mayn't you have woofed? mayn't he have woofed? mayn't we have woofed? mayn't you have woofed? mayn't they have woofed?
V-ing perfect
mayn't I have been woofing? mayn't you have been woofing? mayn't he have been woofing? mayn't we have been woofing? mayn't you have been woofing? mayn't they have been woofing?