I can depreciate you can depreciate he can depreciate we can depreciate you can depreciate they can depreciate
V-ing form
I can be depreciating you can be depreciating he can be depreciating we can be depreciating you can be depreciating they can be depreciating
Perfect
I can have depreciated you can have depreciated he can have depreciated we can have depreciated you can have depreciated they can have depreciated
V-ing perfect
I can have been depreciating you can have been depreciating he can have been depreciating we can have been depreciating you can have been depreciating they can have been depreciating
Negation
Simple form
I can't depreciate you can't depreciate he can't depreciate we can't depreciate you can't depreciate they can't depreciate
V-ing form
I can't be depreciating you can't be depreciating he can't be depreciating we can't be depreciating you can't be depreciating they can't be depreciating
Perfect
I can't have depreciated you can't have depreciated he can't have depreciated we can't have depreciated you can't have depreciated they can't have depreciated
V-ing perfect
I can't have been depreciating you can't have been depreciating he can't have been depreciating we can't have been depreciating you can't have been depreciating they can't have been depreciating
Interrogative form
Simple form
can I depreciate? can you depreciate? can he depreciate? can we depreciate? can you depreciate? can they depreciate?
V-ing form
can I be depreciating? can you be depreciating? can he be depreciating? can we be depreciating? can you be depreciating? can they be depreciating?
Perfect
can I have depreciated? can you have depreciated? can he have depreciated? can we have depreciated? can you have depreciated? can they have depreciated?
V-ing perfect
can I have been depreciating? can you have been depreciating? can he have been depreciating? can we have been depreciating? can you have been depreciating? can they have been depreciating?
Interro-negative form
Simple form
can't I depreciate? can't you depreciate? can't he depreciate? can't we depreciate? can't you depreciate? can't they depreciate?
V-ing form
can't I be depreciating? can't you be depreciating? can't he be depreciating? can't we be depreciating? can't you be depreciating? can't they be depreciating?
Perfect
can't I have depreciated? can't you have depreciated? can't he have depreciated? can't we have depreciated? can't you have depreciated? can't they have depreciated?
V-ing perfect
can't I have been depreciating? can't you have been depreciating? can't he have been depreciating? can't we have been depreciating? can't you have been depreciating? can't they have been depreciating?