I can remove you can remove he can remove we can remove you can remove they can remove
V-ing form
I can be removing you can be removing he can be removing we can be removing you can be removing they can be removing
Perfect
I can have removed you can have removed he can have removed we can have removed you can have removed they can have removed
V-ing perfect
I can have been removing you can have been removing he can have been removing we can have been removing you can have been removing they can have been removing
Negation
Simple form
I can't remove you can't remove he can't remove we can't remove you can't remove they can't remove
V-ing form
I can't be removing you can't be removing he can't be removing we can't be removing you can't be removing they can't be removing
Perfect
I can't have removed you can't have removed he can't have removed we can't have removed you can't have removed they can't have removed
V-ing perfect
I can't have been removing you can't have been removing he can't have been removing we can't have been removing you can't have been removing they can't have been removing
Interrogative form
Simple form
can I remove? can you remove? can he remove? can we remove? can you remove? can they remove?
V-ing form
can I be removing? can you be removing? can he be removing? can we be removing? can you be removing? can they be removing?
Perfect
can I have removed? can you have removed? can he have removed? can we have removed? can you have removed? can they have removed?
V-ing perfect
can I have been removing? can you have been removing? can he have been removing? can we have been removing? can you have been removing? can they have been removing?
Interro-negative form
Simple form
can't I remove? can't you remove? can't he remove? can't we remove? can't you remove? can't they remove?
V-ing form
can't I be removing? can't you be removing? can't he be removing? can't we be removing? can't you be removing? can't they be removing?
Perfect
can't I have removed? can't you have removed? can't he have removed? can't we have removed? can't you have removed? can't they have removed?
V-ing perfect
can't I have been removing? can't you have been removing? can't he have been removing? can't we have been removing? can't you have been removing? can't they have been removing?