I can brabble you can brabble he can brabble we can brabble you can brabble they can brabble
V-ing form
I can be brabbling you can be brabbling he can be brabbling we can be brabbling you can be brabbling they can be brabbling
Perfect
I can have brabbled you can have brabbled he can have brabbled we can have brabbled you can have brabbled they can have brabbled
V-ing perfect
I can have been brabbling you can have been brabbling he can have been brabbling we can have been brabbling you can have been brabbling they can have been brabbling
Negation
Simple form
I can't brabble you can't brabble he can't brabble we can't brabble you can't brabble they can't brabble
V-ing form
I can't be brabbling you can't be brabbling he can't be brabbling we can't be brabbling you can't be brabbling they can't be brabbling
Perfect
I can't have brabbled you can't have brabbled he can't have brabbled we can't have brabbled you can't have brabbled they can't have brabbled
V-ing perfect
I can't have been brabbling you can't have been brabbling he can't have been brabbling we can't have been brabbling you can't have been brabbling they can't have been brabbling
Interrogative form
Simple form
can I brabble? can you brabble? can he brabble? can we brabble? can you brabble? can they brabble?
V-ing form
can I be brabbling? can you be brabbling? can he be brabbling? can we be brabbling? can you be brabbling? can they be brabbling?
Perfect
can I have brabbled? can you have brabbled? can he have brabbled? can we have brabbled? can you have brabbled? can they have brabbled?
V-ing perfect
can I have been brabbling? can you have been brabbling? can he have been brabbling? can we have been brabbling? can you have been brabbling? can they have been brabbling?
Interro-negative form
Simple form
can't I brabble? can't you brabble? can't he brabble? can't we brabble? can't you brabble? can't they brabble?
V-ing form
can't I be brabbling? can't you be brabbling? can't he be brabbling? can't we be brabbling? can't you be brabbling? can't they be brabbling?
Perfect
can't I have brabbled? can't you have brabbled? can't he have brabbled? can't we have brabbled? can't you have brabbled? can't they have brabbled?
V-ing perfect
can't I have been brabbling? can't you have been brabbling? can't he have been brabbling? can't we have been brabbling? can't you have been brabbling? can't they have been brabbling?