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