may overharden
Verbo regular: overharden - overhardened- overhardened

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may overharden
you may overharden
he may overharden
we may overharden
you may overharden
they may overharden 	I may be overhardening
you may be overhardening
he may be overhardening
we may be overhardening
you may be overhardening
they may be overhardening	I may have overhardened
you may have overhardened
he may have overhardened
we may have overhardened
you may have overhardened
they may have overhardened	I may have been overhardening
you may have been overhardening
he may have been overhardening
we may have been overhardening
you may have been overhardening
they may have been overhardening	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may not overharden
you may not overharden
he may not overharden
we may not overharden
you may not overharden
they may not overharden 	I may not be overhardening
you may not be overhardening
he may not be overhardening
we may not be overhardening
you may not be overhardening
they may not be overhardening	I may not have overhardened
you may not have overhardened
he may not have overhardened
we may not have overhardened
you may not have overhardened
they may not have overhardened	I may not have been overhardening
you may not have been overhardening
he may not have been overhardening
we may not have been overhardening
you may not have been overhardening
they may not have been overhardening	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I overharden?
may you overharden?
may he overharden?
may we overharden?
may you overharden?
may they overharden? 	may I be overhardening?
may you be overhardening?
may he be overhardening?
may we be overhardening?
may you be overhardening?
may they be overhardening? 	may I have overhardened?
may you have overhardened?
may he have overhardened?
may we have overhardened?
may you have overhardened?
may they have overhardened? 	may I have been overhardening?
may you have been overhardening?
may he have been overhardening?
may we have been overhardening?
may you have been overhardening?
may they have been overhardening? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I not overharden?
may you not overharden?
may he not overharden?
may we not overharden?
may you not overharden?
may they not overharden? 	may I not be overhardening?
may you not be overhardening?
may he not be overhardening?
may we not be overhardening?
may you not be overhardening?
may they not be overhardening? 	may I not have overhardened?
may you not have overhardened?
may he not have overhardened?
may we not have overhardened?
may you not have overhardened?
may they not have overhardened? 	may I not have been overhardening?
may you not have been overhardening?
may he not have been overhardening?
may we not have been overhardening?
may you not have been overhardening?
may they not have been overhardening?