I can rewrite you can rewrite he can rewrite we can rewrite you can rewrite they can rewrite
V-ing form
I can be rewriting you can be rewriting he can be rewriting we can be rewriting you can be rewriting they can be rewriting
Perfect
I can have rewritten you can have rewritten he can have rewritten we can have rewritten you can have rewritten they can have rewritten
V-ing perfect
I can have been rewriting you can have been rewriting he can have been rewriting we can have been rewriting you can have been rewriting they can have been rewriting
Negation
Simple form
I cannot rewrite you cannot rewrite he cannot rewrite we cannot rewrite you cannot rewrite they cannot rewrite
V-ing form
I cannot be rewriting you cannot be rewriting he cannot be rewriting we cannot be rewriting you cannot be rewriting they cannot be rewriting
Perfect
I cannot have rewritten you cannot have rewritten he cannot have rewritten we cannot have rewritten you cannot have rewritten they cannot have rewritten
V-ing perfect
I cannot have been rewriting you cannot have been rewriting he cannot have been rewriting we cannot have been rewriting you cannot have been rewriting they cannot have been rewriting
Interrogative form
Simple form
can I rewrite? can you rewrite? can he rewrite? can we rewrite? can you rewrite? can they rewrite?
V-ing form
can I be rewriting? can you be rewriting? can he be rewriting? can we be rewriting? can you be rewriting? can they be rewriting?
Perfect
can I have rewritten? can you have rewritten? can he have rewritten? can we have rewritten? can you have rewritten? can they have rewritten?
V-ing perfect
can I have been rewriting? can you have been rewriting? can he have been rewriting? can we have been rewriting? can you have been rewriting? can they have been rewriting?
Interro-negative form
Simple form
can I not rewrite? can you not rewrite? can he not rewrite? can we not rewrite? can you not rewrite? can they not rewrite?
V-ing form
can I not be rewriting? can you not be rewriting? can he not be rewriting? can we not be rewriting? can you not be rewriting? can they not be rewriting?
Perfect
can I not have rewritten? can you not have rewritten? can he not have rewritten? can we not have rewritten? can you not have rewritten? can they not have rewritten?
V-ing perfect
can I not have been rewriting? can you not have been rewriting? can he not have been rewriting? can we not have been rewriting? can you not have been rewriting? can they not have been rewriting?