I may refuel you may refuel she may refuel we may refuel you may refuel they may refuel
Forma con V-ing
I may be refuelling you may be refuelling she may be refuelling we may be refuelling you may be refuelling they may be refuelling
Perfecto
I may have refuelled you may have refuelled she may have refuelled we may have refuelled you may have refuelled they may have refuelled
Perfecto con V-ing
I may have been refuelling you may have been refuelling she may have been refuelling we may have been refuelling you may have been refuelling they may have been refuelling
Negación
Forma simple
I mayn't refuel you mayn't refuel she mayn't refuel we mayn't refuel you mayn't refuel they mayn't refuel
Forma con V-ing
I mayn't be refuelling you mayn't be refuelling she mayn't be refuelling we mayn't be refuelling you mayn't be refuelling they mayn't be refuelling
Perfecto
I mayn't have refuelled you mayn't have refuelled she mayn't have refuelled we mayn't have refuelled you mayn't have refuelled they mayn't have refuelled
Perfecto con V-ing
I mayn't have been refuelling you mayn't have been refuelling she mayn't have been refuelling we mayn't have been refuelling you mayn't have been refuelling they mayn't have been refuelling
Forma interrogativa
Forma simple
may I refuel? may you refuel? may she refuel? may we refuel? may you refuel? may they refuel?
Forma con V-ing
may I be refuelling? may you be refuelling? may she be refuelling? may we be refuelling? may you be refuelling? may they be refuelling?
Perfecto
may I have refuelled? may you have refuelled? may she have refuelled? may we have refuelled? may you have refuelled? may they have refuelled?
Perfecto con V-ing
may I have been refuelling? may you have been refuelling? may she have been refuelling? may we have been refuelling? may you have been refuelling? may they have been refuelling?
Forma interro-negativa
Forma simple
mayn't I refuel? mayn't you refuel? mayn't she refuel? mayn't we refuel? mayn't you refuel? mayn't they refuel?
Forma con V-ing
mayn't I be refuelling? mayn't you be refuelling? mayn't she be refuelling? mayn't we be refuelling? mayn't you be refuelling? mayn't they be refuelling?
Perfecto
mayn't I have refuelled? mayn't you have refuelled? mayn't she have refuelled? mayn't we have refuelled? mayn't you have refuelled? mayn't they have refuelled?
Perfecto con V-ing
mayn't I have been refuelling? mayn't you have been refuelling? mayn't she have been refuelling? mayn't we have been refuelling? mayn't you have been refuelling? mayn't they have been refuelling?