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