I can carve you can carve he can carve we can carve you can carve they can carve
V-ing form
I can be carving you can be carving he can be carving we can be carving you can be carving they can be carving
Perfect
I can have carved you can have carved he can have carved we can have carved you can have carved they can have carved
V-ing perfect
I can have been carving you can have been carving he can have been carving we can have been carving you can have been carving they can have been carving
Negation
Simple form
I can't carve you can't carve he can't carve we can't carve you can't carve they can't carve
V-ing form
I can't be carving you can't be carving he can't be carving we can't be carving you can't be carving they can't be carving
Perfect
I can't have carved you can't have carved he can't have carved we can't have carved you can't have carved they can't have carved
V-ing perfect
I can't have been carving you can't have been carving he can't have been carving we can't have been carving you can't have been carving they can't have been carving
Interrogative form
Simple form
can I carve? can you carve? can he carve? can we carve? can you carve? can they carve?
V-ing form
can I be carving? can you be carving? can he be carving? can we be carving? can you be carving? can they be carving?
Perfect
can I have carved? can you have carved? can he have carved? can we have carved? can you have carved? can they have carved?
V-ing perfect
can I have been carving? can you have been carving? can he have been carving? can we have been carving? can you have been carving? can they have been carving?
Interro-negative form
Simple form
can't I carve? can't you carve? can't he carve? can't we carve? can't you carve? can't they carve?
V-ing form
can't I be carving? can't you be carving? can't he be carving? can't we be carving? can't you be carving? can't they be carving?
Perfect
can't I have carved? can't you have carved? can't he have carved? can't we have carved? can't you have carved? can't they have carved?
V-ing perfect
can't I have been carving? can't you have been carving? can't he have been carving? can't we have been carving? can't you have been carving? can't they have been carving?