I can film you can film he can film we can film you can film they can film
V-ing form
I can be filming you can be filming he can be filming we can be filming you can be filming they can be filming
Perfect
I can have filmed you can have filmed he can have filmed we can have filmed you can have filmed they can have filmed
V-ing perfect
I can have been filming you can have been filming he can have been filming we can have been filming you can have been filming they can have been filming
Negation
Simple form
I cannot film you cannot film he cannot film we cannot film you cannot film they cannot film
V-ing form
I cannot be filming you cannot be filming he cannot be filming we cannot be filming you cannot be filming they cannot be filming
Perfect
I cannot have filmed you cannot have filmed he cannot have filmed we cannot have filmed you cannot have filmed they cannot have filmed
V-ing perfect
I cannot have been filming you cannot have been filming he cannot have been filming we cannot have been filming you cannot have been filming they cannot have been filming
Interrogative form
Simple form
can I film? can you film? can he film? can we film? can you film? can they film?
V-ing form
can I be filming? can you be filming? can he be filming? can we be filming? can you be filming? can they be filming?
Perfect
can I have filmed? can you have filmed? can he have filmed? can we have filmed? can you have filmed? can they have filmed?
V-ing perfect
can I have been filming? can you have been filming? can he have been filming? can we have been filming? can you have been filming? can they have been filming?
Interro-negative form
Simple form
can I not film? can you not film? can he not film? can we not film? can you not film? can they not film?
V-ing form
can I not be filming? can you not be filming? can he not be filming? can we not be filming? can you not be filming? can they not be filming?
Perfect
can I not have filmed? can you not have filmed? can he not have filmed? can we not have filmed? can you not have filmed? can they not have filmed?
V-ing perfect
can I not have been filming? can you not have been filming? can he not have been filming? can we not have been filming? can you not have been filming? can they not have been filming?