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