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