I can cage you can cage he can cage we can cage you can cage they can cage
V-ing form
I can be caging you can be caging he can be caging we can be caging you can be caging they can be caging
Perfect
I can have caged you can have caged he can have caged we can have caged you can have caged they can have caged
V-ing perfect
I can have been caging you can have been caging he can have been caging we can have been caging you can have been caging they can have been caging
Negation
Simple form
I can't cage you can't cage he can't cage we can't cage you can't cage they can't cage
V-ing form
I can't be caging you can't be caging he can't be caging we can't be caging you can't be caging they can't be caging
Perfect
I can't have caged you can't have caged he can't have caged we can't have caged you can't have caged they can't have caged
V-ing perfect
I can't have been caging you can't have been caging he can't have been caging we can't have been caging you can't have been caging they can't have been caging
Interrogative form
Simple form
can I cage? can you cage? can he cage? can we cage? can you cage? can they cage?
V-ing form
can I be caging? can you be caging? can he be caging? can we be caging? can you be caging? can they be caging?
Perfect
can I have caged? can you have caged? can he have caged? can we have caged? can you have caged? can they have caged?
V-ing perfect
can I have been caging? can you have been caging? can he have been caging? can we have been caging? can you have been caging? can they have been caging?
Interro-negative form
Simple form
can't I cage? can't you cage? can't he cage? can't we cage? can't you cage? can't they cage?
V-ing form
can't I be caging? can't you be caging? can't he be caging? can't we be caging? can't you be caging? can't they be caging?
Perfect
can't I have caged? can't you have caged? can't he have caged? can't we have caged? can't you have caged? can't they have caged?
V-ing perfect
can't I have been caging? can't you have been caging? can't he have been caging? can't we have been caging? can't you have been caging? can't they have been caging?