I can perfume you can perfume she can perfume we can perfume you can perfume they can perfume
V-ing form
I can be perfuming you can be perfuming she can be perfuming we can be perfuming you can be perfuming they can be perfuming
Perfect
I can have perfumed you can have perfumed she can have perfumed we can have perfumed you can have perfumed they can have perfumed
V-ing perfect
I can have been perfuming you can have been perfuming she can have been perfuming we can have been perfuming you can have been perfuming they can have been perfuming
Negation
Simple form
I can't perfume you can't perfume she can't perfume we can't perfume you can't perfume they can't perfume
V-ing form
I can't be perfuming you can't be perfuming she can't be perfuming we can't be perfuming you can't be perfuming they can't be perfuming
Perfect
I can't have perfumed you can't have perfumed she can't have perfumed we can't have perfumed you can't have perfumed they can't have perfumed
V-ing perfect
I can't have been perfuming you can't have been perfuming she can't have been perfuming we can't have been perfuming you can't have been perfuming they can't have been perfuming
Interrogative form
Simple form
can I perfume? can you perfume? can she perfume? can we perfume? can you perfume? can they perfume?
V-ing form
can I be perfuming? can you be perfuming? can she be perfuming? can we be perfuming? can you be perfuming? can they be perfuming?
Perfect
can I have perfumed? can you have perfumed? can she have perfumed? can we have perfumed? can you have perfumed? can they have perfumed?
V-ing perfect
can I have been perfuming? can you have been perfuming? can she have been perfuming? can we have been perfuming? can you have been perfuming? can they have been perfuming?
Interro-negative form
Simple form
can't I perfume? can't you perfume? can't she perfume? can't we perfume? can't you perfume? can't they perfume?
V-ing form
can't I be perfuming? can't you be perfuming? can't she be perfuming? can't we be perfuming? can't you be perfuming? can't they be perfuming?
Perfect
can't I have perfumed? can't you have perfumed? can't she have perfumed? can't we have perfumed? can't you have perfumed? can't they have perfumed?
V-ing perfect
can't I have been perfuming? can't you have been perfuming? can't she have been perfuming? can't we have been perfuming? can't you have been perfuming? can't they have been perfuming?