I can copy you can copy he can copy we can copy you can copy they can copy
V-ing form
I can be copying you can be copying he can be copying we can be copying you can be copying they can be copying
Perfect
I can have copied you can have copied he can have copied we can have copied you can have copied they can have copied
V-ing perfect
I can have been copying you can have been copying he can have been copying we can have been copying you can have been copying they can have been copying
Negation
Simple form
I can't copy you can't copy he can't copy we can't copy you can't copy they can't copy
V-ing form
I can't be copying you can't be copying he can't be copying we can't be copying you can't be copying they can't be copying
Perfect
I can't have copied you can't have copied he can't have copied we can't have copied you can't have copied they can't have copied
V-ing perfect
I can't have been copying you can't have been copying he can't have been copying we can't have been copying you can't have been copying they can't have been copying
Interrogative form
Simple form
can I copy? can you copy? can he copy? can we copy? can you copy? can they copy?
V-ing form
can I be copying? can you be copying? can he be copying? can we be copying? can you be copying? can they be copying?
Perfect
can I have copied? can you have copied? can he have copied? can we have copied? can you have copied? can they have copied?
V-ing perfect
can I have been copying? can you have been copying? can he have been copying? can we have been copying? can you have been copying? can they have been copying?
Interro-negative form
Simple form
can't I copy? can't you copy? can't he copy? can't we copy? can't you copy? can't they copy?
V-ing form
can't I be copying? can't you be copying? can't he be copying? can't we be copying? can't you be copying? can't they be copying?
Perfect
can't I have copied? can't you have copied? can't he have copied? can't we have copied? can't you have copied? can't they have copied?
V-ing perfect
can't I have been copying? can't you have been copying? can't he have been copying? can't we have been copying? can't you have been copying? can't they have been copying?