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