I can remove you can remove she can remove we can remove you can remove they can remove
V-ing form
I can be removing you can be removing she can be removing we can be removing you can be removing they can be removing
Perfect
I can have removed you can have removed she 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 she can have been removing we can have been removing you can have been removing they can have been removing
Negation
Simple form
I cannot remove you cannot remove she cannot remove we cannot remove you cannot remove they cannot remove
V-ing form
I cannot be removing you cannot be removing she cannot be removing we cannot be removing you cannot be removing they cannot be removing
Perfect
I cannot have removed you cannot have removed she cannot have removed we cannot have removed you cannot have removed they cannot have removed
V-ing perfect
I cannot have been removing you cannot have been removing she cannot have been removing we cannot have been removing you cannot have been removing they cannot have been removing
Interrogative form
Simple form
can I remove? can you remove? can she remove? can we remove? can you remove? can they remove?
V-ing form
can I be removing? can you be removing? can she be removing? can we be removing? can you be removing? can they be removing?
Perfect
can I have removed? can you have removed? can she 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 she have been removing? can we have been removing? can you have been removing? can they have been removing?
Interro-negative form
Simple form
can I not remove? can you not remove? can she not remove? can we not remove? can you not remove? can they not remove?
V-ing form
can I not be removing? can you not be removing? can she not be removing? can we not be removing? can you not be removing? can they not be removing?
Perfect
can I not have removed? can you not have removed? can she not have removed? can we not have removed? can you not have removed? can they not have removed?
V-ing perfect
can I not have been removing? can you not have been removing? can she not have been removing? can we not have been removing? can you not have been removing? can they not have been removing?