I can surname you can surname he can surname we can surname you can surname they can surname
V-ing form
I can be surnaming you can be surnaming he can be surnaming we can be surnaming you can be surnaming they can be surnaming
Perfect
I can have surnamed you can have surnamed he can have surnamed we can have surnamed you can have surnamed they can have surnamed
V-ing perfect
I can have been surnaming you can have been surnaming he can have been surnaming we can have been surnaming you can have been surnaming they can have been surnaming
Negation
Simple form
I can't surname you can't surname he can't surname we can't surname you can't surname they can't surname
V-ing form
I can't be surnaming you can't be surnaming he can't be surnaming we can't be surnaming you can't be surnaming they can't be surnaming
Perfect
I can't have surnamed you can't have surnamed he can't have surnamed we can't have surnamed you can't have surnamed they can't have surnamed
V-ing perfect
I can't have been surnaming you can't have been surnaming he can't have been surnaming we can't have been surnaming you can't have been surnaming they can't have been surnaming
Interrogative form
Simple form
can I surname? can you surname? can he surname? can we surname? can you surname? can they surname?
V-ing form
can I be surnaming? can you be surnaming? can he be surnaming? can we be surnaming? can you be surnaming? can they be surnaming?
Perfect
can I have surnamed? can you have surnamed? can he have surnamed? can we have surnamed? can you have surnamed? can they have surnamed?
V-ing perfect
can I have been surnaming? can you have been surnaming? can he have been surnaming? can we have been surnaming? can you have been surnaming? can they have been surnaming?
Interro-negative form
Simple form
can't I surname? can't you surname? can't he surname? can't we surname? can't you surname? can't they surname?
V-ing form
can't I be surnaming? can't you be surnaming? can't he be surnaming? can't we be surnaming? can't you be surnaming? can't they be surnaming?
Perfect
can't I have surnamed? can't you have surnamed? can't he have surnamed? can't we have surnamed? can't you have surnamed? can't they have surnamed?
V-ing perfect
can't I have been surnaming? can't you have been surnaming? can't he have been surnaming? can't we have been surnaming? can't you have been surnaming? can't they have been surnaming?