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