I may yawn you may yawn he may yawn we may yawn you may yawn they may yawn
Forma com V-ing
I may be yawning you may be yawning he may be yawning we may be yawning you may be yawning they may be yawning
Perfeito
I may have yawned you may have yawned he may have yawned we may have yawned you may have yawned they may have yawned
Perfeito com V-ing
I may have been yawning you may have been yawning he may have been yawning we may have been yawning you may have been yawning they may have been yawning
Negação
Forma simple
I may not yawn you may not yawn he may not yawn we may not yawn you may not yawn they may not yawn
Forma com V-ing
I may not be yawning you may not be yawning he may not be yawning we may not be yawning you may not be yawning they may not be yawning
Perfeito
I may not have yawned you may not have yawned he may not have yawned we may not have yawned you may not have yawned they may not have yawned
Perfeito com V-ing
I may not have been yawning you may not have been yawning he may not have been yawning we may not have been yawning you may not have been yawning they may not have been yawning
Forma interrogativa
Forma simple
may I yawn? may you yawn? may he yawn? may we yawn? may you yawn? may they yawn?
Forma com V-ing
may I be yawning? may you be yawning? may he be yawning? may we be yawning? may you be yawning? may they be yawning?
Perfeito
may I have yawned? may you have yawned? may he have yawned? may we have yawned? may you have yawned? may they have yawned?
Perfeito com V-ing
may I have been yawning? may you have been yawning? may he have been yawning? may we have been yawning? may you have been yawning? may they have been yawning?
Forma interro-Negação
Forma simple
may I not yawn? may you not yawn? may he not yawn? may we not yawn? may you not yawn? may they not yawn?
Forma com V-ing
may I not be yawning? may you not be yawning? may he not be yawning? may we not be yawning? may you not be yawning? may they not be yawning?
Perfeito
may I not have yawned? may you not have yawned? may he not have yawned? may we not have yawned? may you not have yawned? may they not have yawned?
Perfeito com V-ing
may I not have been yawning? may you not have been yawning? may he not have been yawning? may we not have been yawning? may you not have been yawning? may they not have been yawning?