Conjugação do verbo inglês
CAN HARDEN

Verbo regular: harden - hardened - hardened

Afirmação

Forma simple	Forma com V-ing
I can harden you can harden he can harden we can harden you can harden they can harden	I can be hardening you can be hardening he can be hardening we can be hardening you can be hardening they can be hardening
Perfeito	Perfeito com V-ing
I can have hardened you can have hardened he can have hardened we can have hardened you can have hardened they can have hardened	I can have been hardening you can have been hardening he can have been hardening we can have been hardening you can have been hardening they can have been hardening

Negação

Forma simple	Forma com V-ing
I cannot harden you cannot harden he cannot harden we cannot harden you cannot harden they cannot harden	I cannot be hardening you cannot be hardening he cannot be hardening we cannot be hardening you cannot be hardening they cannot be hardening
Perfeito	Perfeito com V-ing
I cannot have hardened you cannot have hardened he cannot have hardened we cannot have hardened you cannot have hardened they cannot have hardened	I cannot have been hardening you cannot have been hardening he cannot have been hardening we cannot have been hardening you cannot have been hardening they cannot have been hardening

Forma interrogativa

Forma simple	Forma com V-ing
can I harden? can you harden? can he harden? can we harden? can you harden? can they harden?	can I be hardening? can you be hardening? can he be hardening? can we be hardening? can you be hardening? can they be hardening?
Perfeito	Perfeito com V-ing
can I have hardened? can you have hardened? can he have hardened? can we have hardened? can you have hardened? can they have hardened?	can I have been hardening? can you have been hardening? can he have been hardening? can we have been hardening? can you have been hardening? can they have been hardening?

Forma interro-Negação

Forma simple	Forma com V-ing
can I not harden? can you not harden? can he not harden? can we not harden? can you not harden? can they not harden?	can I not be hardening? can you not be hardening? can he not be hardening? can we not be hardening? can you not be hardening? can they not be hardening?
Perfeito	Perfeito com V-ing
can I not have hardened? can you not have hardened? can he not have hardened? can we not have hardened? can you not have hardened? can they not have hardened?	can I not have been hardening? can you not have been hardening? can he not have been hardening? can we not have been hardening? can you not have been hardening? can they not have been hardening?