I can booze you can booze he can booze we can booze you can booze they can booze
V-ing form
I can be boozing you can be boozing he can be boozing we can be boozing you can be boozing they can be boozing
Perfect
I can have boozed you can have boozed he can have boozed we can have boozed you can have boozed they can have boozed
V-ing perfect
I can have been boozing you can have been boozing he can have been boozing we can have been boozing you can have been boozing they can have been boozing
Negation
Simple form
I can't booze you can't booze he can't booze we can't booze you can't booze they can't booze
V-ing form
I can't be boozing you can't be boozing he can't be boozing we can't be boozing you can't be boozing they can't be boozing
Perfect
I can't have boozed you can't have boozed he can't have boozed we can't have boozed you can't have boozed they can't have boozed
V-ing perfect
I can't have been boozing you can't have been boozing he can't have been boozing we can't have been boozing you can't have been boozing they can't have been boozing
Interrogative form
Simple form
can I booze? can you booze? can he booze? can we booze? can you booze? can they booze?
V-ing form
can I be boozing? can you be boozing? can he be boozing? can we be boozing? can you be boozing? can they be boozing?
Perfect
can I have boozed? can you have boozed? can he have boozed? can we have boozed? can you have boozed? can they have boozed?
V-ing perfect
can I have been boozing? can you have been boozing? can he have been boozing? can we have been boozing? can you have been boozing? can they have been boozing?
Interro-negative form
Simple form
can't I booze? can't you booze? can't he booze? can't we booze? can't you booze? can't they booze?
V-ing form
can't I be boozing? can't you be boozing? can't he be boozing? can't we be boozing? can't you be boozing? can't they be boozing?
Perfect
can't I have boozed? can't you have boozed? can't he have boozed? can't we have boozed? can't you have boozed? can't they have boozed?
V-ing perfect
can't I have been boozing? can't you have been boozing? can't he have been boozing? can't we have been boozing? can't you have been boozing? can't they have been boozing?