I can canopy you can canopy he can canopy we can canopy you can canopy they can canopy
V-ing form
I can be canopying you can be canopying he can be canopying we can be canopying you can be canopying they can be canopying
Perfect
I can have canopied you can have canopied he can have canopied we can have canopied you can have canopied they can have canopied
V-ing perfect
I can have been canopying you can have been canopying he can have been canopying we can have been canopying you can have been canopying they can have been canopying
Negation
Simple form
I can't canopy you can't canopy he can't canopy we can't canopy you can't canopy they can't canopy
V-ing form
I can't be canopying you can't be canopying he can't be canopying we can't be canopying you can't be canopying they can't be canopying
Perfect
I can't have canopied you can't have canopied he can't have canopied we can't have canopied you can't have canopied they can't have canopied
V-ing perfect
I can't have been canopying you can't have been canopying he can't have been canopying we can't have been canopying you can't have been canopying they can't have been canopying
Interrogative form
Simple form
can I canopy? can you canopy? can he canopy? can we canopy? can you canopy? can they canopy?
V-ing form
can I be canopying? can you be canopying? can he be canopying? can we be canopying? can you be canopying? can they be canopying?
Perfect
can I have canopied? can you have canopied? can he have canopied? can we have canopied? can you have canopied? can they have canopied?
V-ing perfect
can I have been canopying? can you have been canopying? can he have been canopying? can we have been canopying? can you have been canopying? can they have been canopying?
Interro-negative form
Simple form
can't I canopy? can't you canopy? can't he canopy? can't we canopy? can't you canopy? can't they canopy?
V-ing form
can't I be canopying? can't you be canopying? can't he be canopying? can't we be canopying? can't you be canopying? can't they be canopying?
Perfect
can't I have canopied? can't you have canopied? can't he have canopied? can't we have canopied? can't you have canopied? can't they have canopied?
V-ing perfect
can't I have been canopying? can't you have been canopying? can't he have been canopying? can't we have been canopying? can't you have been canopying? can't they have been canopying?