I can deprave you can deprave he can deprave we can deprave you can deprave they can deprave
V-ing form
I can be depraving you can be depraving he can be depraving we can be depraving you can be depraving they can be depraving
Perfect
I can have depraved you can have depraved he can have depraved we can have depraved you can have depraved they can have depraved
V-ing perfect
I can have been depraving you can have been depraving he can have been depraving we can have been depraving you can have been depraving they can have been depraving
Negation
Simple form
I can't deprave you can't deprave he can't deprave we can't deprave you can't deprave they can't deprave
V-ing form
I can't be depraving you can't be depraving he can't be depraving we can't be depraving you can't be depraving they can't be depraving
Perfect
I can't have depraved you can't have depraved he can't have depraved we can't have depraved you can't have depraved they can't have depraved
V-ing perfect
I can't have been depraving you can't have been depraving he can't have been depraving we can't have been depraving you can't have been depraving they can't have been depraving
Interrogative form
Simple form
can I deprave? can you deprave? can he deprave? can we deprave? can you deprave? can they deprave?
V-ing form
can I be depraving? can you be depraving? can he be depraving? can we be depraving? can you be depraving? can they be depraving?
Perfect
can I have depraved? can you have depraved? can he have depraved? can we have depraved? can you have depraved? can they have depraved?
V-ing perfect
can I have been depraving? can you have been depraving? can he have been depraving? can we have been depraving? can you have been depraving? can they have been depraving?
Interro-negative form
Simple form
can't I deprave? can't you deprave? can't he deprave? can't we deprave? can't you deprave? can't they deprave?
V-ing form
can't I be depraving? can't you be depraving? can't he be depraving? can't we be depraving? can't you be depraving? can't they be depraving?
Perfect
can't I have depraved? can't you have depraved? can't he have depraved? can't we have depraved? can't you have depraved? can't they have depraved?
V-ing perfect
can't I have been depraving? can't you have been depraving? can't he have been depraving? can't we have been depraving? can't you have been depraving? can't they have been depraving?