Regular verb: harden - hardened - hardened
Simple form | V-ing form |
I can harden you can harden she can harden we can harden you can harden they can harden | I can be hardening you can be hardening she can be hardening we can be hardening you can be hardening they can be hardening |
Perfect | V-ing perfect |
I can have hardened you can have hardened she 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 she can have been hardening we can have been hardening you can have been hardening they can have been hardening |
Simple form | V-ing form |
I can't harden you can't harden she can't harden we can't harden you can't harden they can't harden | I can't be hardening you can't be hardening she can't be hardening we can't be hardening you can't be hardening they can't be hardening |
Perfect | V-ing perfect |
I can't have hardened you can't have hardened she can't have hardened we can't have hardened you can't have hardened they can't have hardened | I can't have been hardening you can't have been hardening she can't have been hardening we can't have been hardening you can't have been hardening they can't have been hardening |
Simple form | V-ing form |
can I harden? can you harden? can she harden? can we harden? can you harden? can they harden? | can I be hardening? can you be hardening? can she be hardening? can we be hardening? can you be hardening? can they be hardening? |
Perfect | V-ing perfect |
can I have hardened? can you have hardened? can she 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 she have been hardening? can we have been hardening? can you have been hardening? can they have been hardening? |
Simple form | V-ing form |
can't I harden? can't you harden? can't she harden? can't we harden? can't you harden? can't they harden? | can't I be hardening? can't you be hardening? can't she be hardening? can't we be hardening? can't you be hardening? can't they be hardening? |
Perfect | V-ing perfect |
can't I have hardened? can't you have hardened? can't she have hardened? can't we have hardened? can't you have hardened? can't they have hardened? | can't I have been hardening? can't you have been hardening? can't she have been hardening? can't we have been hardening? can't you have been hardening? can't they have been hardening? |