may harden
Verbo regolare: harden - hardened- hardened

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I may harden
you may harden
she may harden
we may harden
you may harden
they may harden 	I may be hardening
you may be hardening
she may be hardening
we may be hardening
you may be hardening
they may be hardening	I may have hardened
you may have hardened
she may have hardened
we may have hardened
you may have hardened
they may have hardened	I may have been hardening
you may have been hardening
she may have been hardening
we may have been hardening
you may have been hardening
they may have been hardening	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I may not harden
you may not harden
she may not harden
we may not harden
you may not harden
they may not harden 	I may not be hardening
you may not be hardening
she may not be hardening
we may not be hardening
you may not be hardening
they may not be hardening	I may not have hardened
you may not have hardened
she may not have hardened
we may not have hardened
you may not have hardened
they may not have hardened	I may not have been hardening
you may not have been hardening
she may not have been hardening
we may not have been hardening
you may not have been hardening
they may not have been hardening	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
may I harden?
may you harden?
may she harden?
may we harden?
may you harden?
may they harden? 	may I be hardening?
may you be hardening?
may she be hardening?
may we be hardening?
may you be hardening?
may they be hardening? 	may I have hardened?
may you have hardened?
may she have hardened?
may we have hardened?
may you have hardened?
may they have hardened? 	may I have been hardening?
may you have been hardening?
may she have been hardening?
may we have been hardening?
may you have been hardening?
may they have been hardening? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
may I not harden?
may you not harden?
may she not harden?
may we not harden?
may you not harden?
may they not harden? 	may I not be hardening?
may you not be hardening?
may she not be hardening?
may we not be hardening?
may you not be hardening?
may they not be hardening? 	may I not have hardened?
may you not have hardened?
may she not have hardened?
may we not have hardened?
may you not have hardened?
may they not have hardened? 	may I not have been hardening?
may you not have been hardening?
may she not have been hardening?
may we not have been hardening?
may you not have been hardening?
may they not have been hardening?