I may laugh you may laugh she may laugh we may laugh you may laugh they may laugh
V-ing form
I may be laughing you may be laughing she may be laughing we may be laughing you may be laughing they may be laughing
Perfect
I may have laughed you may have laughed she may have laughed we may have laughed you may have laughed they may have laughed
V-ing perfect
I may have been laughing you may have been laughing she may have been laughing we may have been laughing you may have been laughing they may have been laughing
Negation
Simple form
I mayn't laugh you mayn't laugh she mayn't laugh we mayn't laugh you mayn't laugh they mayn't laugh
V-ing form
I mayn't be laughing you mayn't be laughing she mayn't be laughing we mayn't be laughing you mayn't be laughing they mayn't be laughing
Perfect
I mayn't have laughed you mayn't have laughed she mayn't have laughed we mayn't have laughed you mayn't have laughed they mayn't have laughed
V-ing perfect
I mayn't have been laughing you mayn't have been laughing she mayn't have been laughing we mayn't have been laughing you mayn't have been laughing they mayn't have been laughing
Interrogative form
Simple form
may I laugh? may you laugh? may she laugh? may we laugh? may you laugh? may they laugh?
V-ing form
may I be laughing? may you be laughing? may she be laughing? may we be laughing? may you be laughing? may they be laughing?
Perfect
may I have laughed? may you have laughed? may she have laughed? may we have laughed? may you have laughed? may they have laughed?
V-ing perfect
may I have been laughing? may you have been laughing? may she have been laughing? may we have been laughing? may you have been laughing? may they have been laughing?
Interro-negative form
Simple form
mayn't I laugh? mayn't you laugh? mayn't she laugh? mayn't we laugh? mayn't you laugh? mayn't they laugh?
V-ing form
mayn't I be laughing? mayn't you be laughing? mayn't she be laughing? mayn't we be laughing? mayn't you be laughing? mayn't they be laughing?
Perfect
mayn't I have laughed? mayn't you have laughed? mayn't she have laughed? mayn't we have laughed? mayn't you have laughed? mayn't they have laughed?
V-ing perfect
mayn't I have been laughing? mayn't you have been laughing? mayn't she have been laughing? mayn't we have been laughing? mayn't you have been laughing? mayn't they have been laughing?