I can bung you can bung he can bung we can bung you can bung they can bung
V-ing form
I can be bunging you can be bunging he can be bunging we can be bunging you can be bunging they can be bunging
Perfect
I can have bunged you can have bunged he can have bunged we can have bunged you can have bunged they can have bunged
V-ing perfect
I can have been bunging you can have been bunging he can have been bunging we can have been bunging you can have been bunging they can have been bunging
Negation
Simple form
I can't bung you can't bung he can't bung we can't bung you can't bung they can't bung
V-ing form
I can't be bunging you can't be bunging he can't be bunging we can't be bunging you can't be bunging they can't be bunging
Perfect
I can't have bunged you can't have bunged he can't have bunged we can't have bunged you can't have bunged they can't have bunged
V-ing perfect
I can't have been bunging you can't have been bunging he can't have been bunging we can't have been bunging you can't have been bunging they can't have been bunging
Interrogative form
Simple form
can I bung? can you bung? can he bung? can we bung? can you bung? can they bung?
V-ing form
can I be bunging? can you be bunging? can he be bunging? can we be bunging? can you be bunging? can they be bunging?
Perfect
can I have bunged? can you have bunged? can he have bunged? can we have bunged? can you have bunged? can they have bunged?
V-ing perfect
can I have been bunging? can you have been bunging? can he have been bunging? can we have been bunging? can you have been bunging? can they have been bunging?
Interro-negative form
Simple form
can't I bung? can't you bung? can't he bung? can't we bung? can't you bung? can't they bung?
V-ing form
can't I be bunging? can't you be bunging? can't he be bunging? can't we be bunging? can't you be bunging? can't they be bunging?
Perfect
can't I have bunged? can't you have bunged? can't he have bunged? can't we have bunged? can't you have bunged? can't they have bunged?
V-ing perfect
can't I have been bunging? can't you have been bunging? can't he have been bunging? can't we have been bunging? can't you have been bunging? can't they have been bunging?