I can dagger you can dagger he can dagger we can dagger you can dagger they can dagger
V-ing form
I can be daggering you can be daggering he can be daggering we can be daggering you can be daggering they can be daggering
Perfect
I can have daggered you can have daggered he can have daggered we can have daggered you can have daggered they can have daggered
V-ing perfect
I can have been daggering you can have been daggering he can have been daggering we can have been daggering you can have been daggering they can have been daggering
Negation
Simple form
I can't dagger you can't dagger he can't dagger we can't dagger you can't dagger they can't dagger
V-ing form
I can't be daggering you can't be daggering he can't be daggering we can't be daggering you can't be daggering they can't be daggering
Perfect
I can't have daggered you can't have daggered he can't have daggered we can't have daggered you can't have daggered they can't have daggered
V-ing perfect
I can't have been daggering you can't have been daggering he can't have been daggering we can't have been daggering you can't have been daggering they can't have been daggering
Interrogative form
Simple form
can I dagger? can you dagger? can he dagger? can we dagger? can you dagger? can they dagger?
V-ing form
can I be daggering? can you be daggering? can he be daggering? can we be daggering? can you be daggering? can they be daggering?
Perfect
can I have daggered? can you have daggered? can he have daggered? can we have daggered? can you have daggered? can they have daggered?
V-ing perfect
can I have been daggering? can you have been daggering? can he have been daggering? can we have been daggering? can you have been daggering? can they have been daggering?
Interro-negative form
Simple form
can't I dagger? can't you dagger? can't he dagger? can't we dagger? can't you dagger? can't they dagger?
V-ing form
can't I be daggering? can't you be daggering? can't he be daggering? can't we be daggering? can't you be daggering? can't they be daggering?
Perfect
can't I have daggered? can't you have daggered? can't he have daggered? can't we have daggered? can't you have daggered? can't they have daggered?
V-ing perfect
can't I have been daggering? can't you have been daggering? can't he have been daggering? can't we have been daggering? can't you have been daggering? can't they have been daggering?