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