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