I can belay you can belay he can belay we can belay you can belay they can belay
V-ing form
I can be belaying you can be belaying he can be belaying we can be belaying you can be belaying they can be belaying
Perfect
I can have belayed you can have belayed he can have belayed we can have belayed you can have belayed they can have belayed
V-ing perfect
I can have been belaying you can have been belaying he can have been belaying we can have been belaying you can have been belaying they can have been belaying
Negation
Simple form
I can't belay you can't belay he can't belay we can't belay you can't belay they can't belay
V-ing form
I can't be belaying you can't be belaying he can't be belaying we can't be belaying you can't be belaying they can't be belaying
Perfect
I can't have belayed you can't have belayed he can't have belayed we can't have belayed you can't have belayed they can't have belayed
V-ing perfect
I can't have been belaying you can't have been belaying he can't have been belaying we can't have been belaying you can't have been belaying they can't have been belaying
Interrogative form
Simple form
can I belay? can you belay? can he belay? can we belay? can you belay? can they belay?
V-ing form
can I be belaying? can you be belaying? can he be belaying? can we be belaying? can you be belaying? can they be belaying?
Perfect
can I have belayed? can you have belayed? can he have belayed? can we have belayed? can you have belayed? can they have belayed?
V-ing perfect
can I have been belaying? can you have been belaying? can he have been belaying? can we have been belaying? can you have been belaying? can they have been belaying?
Interro-negative form
Simple form
can't I belay? can't you belay? can't he belay? can't we belay? can't you belay? can't they belay?
V-ing form
can't I be belaying? can't you be belaying? can't he be belaying? can't we be belaying? can't you be belaying? can't they be belaying?
Perfect
can't I have belayed? can't you have belayed? can't he have belayed? can't we have belayed? can't you have belayed? can't they have belayed?
V-ing perfect
can't I have been belaying? can't you have been belaying? can't he have been belaying? can't we have been belaying? can't you have been belaying? can't they have been belaying?