English verb conjugation
CAN FILM

Regular verb: film - filmed - filmed

Affirmation

Simple form	V-ing form
I can film you can film he can film we can film you can film they can film	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	V-ing 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	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	V-ing form
I can't film you can't film he can't film we can't film you can't film they can't film	I can't be filming you can't be filming he can't be filming we can't be filming you can't be filming they can't be filming
Perfect	V-ing perfect
I can't have filmed you can't have filmed he can't have filmed we can't have filmed you can't have filmed they can't have filmed	I can't have been filming you can't have been filming he can't have been filming we can't have been filming you can't have been filming they can't have been filming

Interrogative form

Simple form	V-ing form
can I film? can you film? can he film? can we film? can you film? can they film?	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	V-ing 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?	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	V-ing form
can't I film? can't you film? can't he film? can't we film? can't you film? can't they film?	can't I be filming? can't you be filming? can't he be filming? can't we be filming? can't you be filming? can't they be filming?
Perfect	V-ing perfect
can't I have filmed? can't you have filmed? can't he have filmed? can't we have filmed? can't you have filmed? can't they have filmed?	can't I have been filming? can't you have been filming? can't he have been filming? can't we have been filming? can't you have been filming? can't they have been filming?