I can canton you can canton he can canton we can canton you can canton they can canton
V-ing form
I can be cantoning you can be cantoning he can be cantoning we can be cantoning you can be cantoning they can be cantoning
Perfect
I can have cantoned you can have cantoned he can have cantoned we can have cantoned you can have cantoned they can have cantoned
V-ing perfect
I can have been cantoning you can have been cantoning he can have been cantoning we can have been cantoning you can have been cantoning they can have been cantoning
Negation
Simple form
I cannot canton you cannot canton he cannot canton we cannot canton you cannot canton they cannot canton
V-ing form
I cannot be cantoning you cannot be cantoning he cannot be cantoning we cannot be cantoning you cannot be cantoning they cannot be cantoning
Perfect
I cannot have cantoned you cannot have cantoned he cannot have cantoned we cannot have cantoned you cannot have cantoned they cannot have cantoned
V-ing perfect
I cannot have been cantoning you cannot have been cantoning he cannot have been cantoning we cannot have been cantoning you cannot have been cantoning they cannot have been cantoning
Interrogative form
Simple form
can I canton? can you canton? can he canton? can we canton? can you canton? can they canton?
V-ing form
can I be cantoning? can you be cantoning? can he be cantoning? can we be cantoning? can you be cantoning? can they be cantoning?
Perfect
can I have cantoned? can you have cantoned? can he have cantoned? can we have cantoned? can you have cantoned? can they have cantoned?
V-ing perfect
can I have been cantoning? can you have been cantoning? can he have been cantoning? can we have been cantoning? can you have been cantoning? can they have been cantoning?
Interro-negative form
Simple form
can I not canton? can you not canton? can he not canton? can we not canton? can you not canton? can they not canton?
V-ing form
can I not be cantoning? can you not be cantoning? can he not be cantoning? can we not be cantoning? can you not be cantoning? can they not be cantoning?
Perfect
can I not have cantoned? can you not have cantoned? can he not have cantoned? can we not have cantoned? can you not have cantoned? can they not have cantoned?
V-ing perfect
can I not have been cantoning? can you not have been cantoning? can he not have been cantoning? can we not have been cantoning? can you not have been cantoning? can they not have been cantoning?