I can confine you can confine he can confine we can confine you can confine they can confine
V-ing form
I can be confining you can be confining he can be confining we can be confining you can be confining they can be confining
Perfect
I can have confined you can have confined he can have confined we can have confined you can have confined they can have confined
V-ing perfect
I can have been confining you can have been confining he can have been confining we can have been confining you can have been confining they can have been confining
Negation
Simple form
I can't confine you can't confine he can't confine we can't confine you can't confine they can't confine
V-ing form
I can't be confining you can't be confining he can't be confining we can't be confining you can't be confining they can't be confining
Perfect
I can't have confined you can't have confined he can't have confined we can't have confined you can't have confined they can't have confined
V-ing perfect
I can't have been confining you can't have been confining he can't have been confining we can't have been confining you can't have been confining they can't have been confining
Interrogative form
Simple form
can I confine? can you confine? can he confine? can we confine? can you confine? can they confine?
V-ing form
can I be confining? can you be confining? can he be confining? can we be confining? can you be confining? can they be confining?
Perfect
can I have confined? can you have confined? can he have confined? can we have confined? can you have confined? can they have confined?
V-ing perfect
can I have been confining? can you have been confining? can he have been confining? can we have been confining? can you have been confining? can they have been confining?
Interro-negative form
Simple form
can't I confine? can't you confine? can't he confine? can't we confine? can't you confine? can't they confine?
V-ing form
can't I be confining? can't you be confining? can't he be confining? can't we be confining? can't you be confining? can't they be confining?
Perfect
can't I have confined? can't you have confined? can't he have confined? can't we have confined? can't you have confined? can't they have confined?
V-ing perfect
can't I have been confining? can't you have been confining? can't he have been confining? can't we have been confining? can't you have been confining? can't they have been confining?