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