I may surface you may surface he may surface we may surface you may surface they may surface
Forma con V-ing
I may be surfacing you may be surfacing he may be surfacing we may be surfacing you may be surfacing they may be surfacing
Perfecto
I may have surfaced you may have surfaced he may have surfaced we may have surfaced you may have surfaced they may have surfaced
Perfecto con V-ing
I may have been surfacing you may have been surfacing he may have been surfacing we may have been surfacing you may have been surfacing they may have been surfacing
Negación
Forma simple
I mayn't surface you mayn't surface he mayn't surface we mayn't surface you mayn't surface they mayn't surface
Forma con V-ing
I mayn't be surfacing you mayn't be surfacing he mayn't be surfacing we mayn't be surfacing you mayn't be surfacing they mayn't be surfacing
Perfecto
I mayn't have surfaced you mayn't have surfaced he mayn't have surfaced we mayn't have surfaced you mayn't have surfaced they mayn't have surfaced
Perfecto con V-ing
I mayn't have been surfacing you mayn't have been surfacing he mayn't have been surfacing we mayn't have been surfacing you mayn't have been surfacing they mayn't have been surfacing
Forma interrogativa
Forma simple
may I surface? may you surface? may he surface? may we surface? may you surface? may they surface?
Forma con V-ing
may I be surfacing? may you be surfacing? may he be surfacing? may we be surfacing? may you be surfacing? may they be surfacing?
Perfecto
may I have surfaced? may you have surfaced? may he have surfaced? may we have surfaced? may you have surfaced? may they have surfaced?
Perfecto con V-ing
may I have been surfacing? may you have been surfacing? may he have been surfacing? may we have been surfacing? may you have been surfacing? may they have been surfacing?
Forma interro-negativa
Forma simple
mayn't I surface? mayn't you surface? mayn't he surface? mayn't we surface? mayn't you surface? mayn't they surface?
Forma con V-ing
mayn't I be surfacing? mayn't you be surfacing? mayn't he be surfacing? mayn't we be surfacing? mayn't you be surfacing? mayn't they be surfacing?
Perfecto
mayn't I have surfaced? mayn't you have surfaced? mayn't he have surfaced? mayn't we have surfaced? mayn't you have surfaced? mayn't they have surfaced?
Perfecto con V-ing
mayn't I have been surfacing? mayn't you have been surfacing? mayn't he have been surfacing? mayn't we have been surfacing? mayn't you have been surfacing? mayn't they have been surfacing?