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