I can brick you can brick he can brick we can brick you can brick they can brick
V-ing form
I can be bricking you can be bricking he can be bricking we can be bricking you can be bricking they can be bricking
Perfect
I can have bricked you can have bricked he can have bricked we can have bricked you can have bricked they can have bricked
V-ing perfect
I can have been bricking you can have been bricking he can have been bricking we can have been bricking you can have been bricking they can have been bricking
Negation
Simple form
I cannot brick you cannot brick he cannot brick we cannot brick you cannot brick they cannot brick
V-ing form
I cannot be bricking you cannot be bricking he cannot be bricking we cannot be bricking you cannot be bricking they cannot be bricking
Perfect
I cannot have bricked you cannot have bricked he cannot have bricked we cannot have bricked you cannot have bricked they cannot have bricked
V-ing perfect
I cannot have been bricking you cannot have been bricking he cannot have been bricking we cannot have been bricking you cannot have been bricking they cannot have been bricking
Interrogative form
Simple form
can I brick? can you brick? can he brick? can we brick? can you brick? can they brick?
V-ing form
can I be bricking? can you be bricking? can he be bricking? can we be bricking? can you be bricking? can they be bricking?
Perfect
can I have bricked? can you have bricked? can he have bricked? can we have bricked? can you have bricked? can they have bricked?
V-ing perfect
can I have been bricking? can you have been bricking? can he have been bricking? can we have been bricking? can you have been bricking? can they have been bricking?
Interro-negative form
Simple form
can I not brick? can you not brick? can he not brick? can we not brick? can you not brick? can they not brick?
V-ing form
can I not be bricking? can you not be bricking? can he not be bricking? can we not be bricking? can you not be bricking? can they not be bricking?
Perfect
can I not have bricked? can you not have bricked? can he not have bricked? can we not have bricked? can you not have bricked? can they not have bricked?
V-ing perfect
can I not have been bricking? can you not have been bricking? can he not have been bricking? can we not have been bricking? can you not have been bricking? can they not have been bricking?