I may laugh you may laugh he may laugh we may laugh you may laugh they may laugh
V-ing form
I may be laughing you may be laughing he may be laughing we may be laughing you may be laughing they may be laughing
Perfect
I may have laughed you may have laughed he 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 he may have been laughing we may have been laughing you may have been laughing they may have been laughing
Negation
Simple form
I may not laugh you may not laugh he may not laugh we may not laugh you may not laugh they may not laugh
V-ing form
I may not be laughing you may not be laughing he may not be laughing we may not be laughing you may not be laughing they may not be laughing
Perfect
I may not have laughed you may not have laughed he may not have laughed we may not have laughed you may not have laughed they may not have laughed
V-ing perfect
I may not have been laughing you may not have been laughing he may not have been laughing we may not have been laughing you may not have been laughing they may not have been laughing
Interrogative form
Simple form
may I laugh? may you laugh? may he laugh? may we laugh? may you laugh? may they laugh?
V-ing form
may I be laughing? may you be laughing? may he be laughing? may we be laughing? may you be laughing? may they be laughing?
Perfect
may I have laughed? may you have laughed? may he 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 he have been laughing? may we have been laughing? may you have been laughing? may they have been laughing?
Interro-negative form
Simple form
may I not laugh? may you not laugh? may he not laugh? may we not laugh? may you not laugh? may they not laugh?
V-ing form
may I not be laughing? may you not be laughing? may he not be laughing? may we not be laughing? may you not be laughing? may they not be laughing?
Perfect
may I not have laughed? may you not have laughed? may he not have laughed? may we not have laughed? may you not have laughed? may they not have laughed?
V-ing perfect
may I not have been laughing? may you not have been laughing? may he not have been laughing? may we not have been laughing? may you not have been laughing? may they not have been laughing?