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