I can floorboard you can floorboard he can floorboard we can floorboard you can floorboard they can floorboard
V-ing form
I can be floorboarding you can be floorboarding he can be floorboarding we can be floorboarding you can be floorboarding they can be floorboarding
Perfect
I can have floorboarded you can have floorboarded he can have floorboarded we can have floorboarded you can have floorboarded they can have floorboarded
V-ing perfect
I can have been floorboarding you can have been floorboarding he can have been floorboarding we can have been floorboarding you can have been floorboarding they can have been floorboarding
Negation
Simple form
I can't floorboard you can't floorboard he can't floorboard we can't floorboard you can't floorboard they can't floorboard
V-ing form
I can't be floorboarding you can't be floorboarding he can't be floorboarding we can't be floorboarding you can't be floorboarding they can't be floorboarding
Perfect
I can't have floorboarded you can't have floorboarded he can't have floorboarded we can't have floorboarded you can't have floorboarded they can't have floorboarded
V-ing perfect
I can't have been floorboarding you can't have been floorboarding he can't have been floorboarding we can't have been floorboarding you can't have been floorboarding they can't have been floorboarding
Interrogative form
Simple form
can I floorboard? can you floorboard? can he floorboard? can we floorboard? can you floorboard? can they floorboard?
V-ing form
can I be floorboarding? can you be floorboarding? can he be floorboarding? can we be floorboarding? can you be floorboarding? can they be floorboarding?
Perfect
can I have floorboarded? can you have floorboarded? can he have floorboarded? can we have floorboarded? can you have floorboarded? can they have floorboarded?
V-ing perfect
can I have been floorboarding? can you have been floorboarding? can he have been floorboarding? can we have been floorboarding? can you have been floorboarding? can they have been floorboarding?
Interro-negative form
Simple form
can't I floorboard? can't you floorboard? can't he floorboard? can't we floorboard? can't you floorboard? can't they floorboard?
V-ing form
can't I be floorboarding? can't you be floorboarding? can't he be floorboarding? can't we be floorboarding? can't you be floorboarding? can't they be floorboarding?
Perfect
can't I have floorboarded? can't you have floorboarded? can't he have floorboarded? can't we have floorboarded? can't you have floorboarded? can't they have floorboarded?
V-ing perfect
can't I have been floorboarding? can't you have been floorboarding? can't he have been floorboarding? can't we have been floorboarding? can't you have been floorboarding? can't they have been floorboarding?