I can rave you can rave he can rave we can rave you can rave they can rave
V-ing form
I can be raving you can be raving he can be raving we can be raving you can be raving they can be raving
Perfect
I can have raved you can have raved he can have raved we can have raved you can have raved they can have raved
V-ing perfect
I can have been raving you can have been raving he can have been raving we can have been raving you can have been raving they can have been raving
Negation
Simple form
I can't rave you can't rave he can't rave we can't rave you can't rave they can't rave
V-ing form
I can't be raving you can't be raving he can't be raving we can't be raving you can't be raving they can't be raving
Perfect
I can't have raved you can't have raved he can't have raved we can't have raved you can't have raved they can't have raved
V-ing perfect
I can't have been raving you can't have been raving he can't have been raving we can't have been raving you can't have been raving they can't have been raving
Interrogative form
Simple form
can I rave? can you rave? can he rave? can we rave? can you rave? can they rave?
V-ing form
can I be raving? can you be raving? can he be raving? can we be raving? can you be raving? can they be raving?
Perfect
can I have raved? can you have raved? can he have raved? can we have raved? can you have raved? can they have raved?
V-ing perfect
can I have been raving? can you have been raving? can he have been raving? can we have been raving? can you have been raving? can they have been raving?
Interro-negative form
Simple form
can't I rave? can't you rave? can't he rave? can't we rave? can't you rave? can't they rave?
V-ing form
can't I be raving? can't you be raving? can't he be raving? can't we be raving? can't you be raving? can't they be raving?
Perfect
can't I have raved? can't you have raved? can't he have raved? can't we have raved? can't you have raved? can't they have raved?
V-ing perfect
can't I have been raving? can't you have been raving? can't he have been raving? can't we have been raving? can't you have been raving? can't they have been raving?