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