I can promote you can promote he can promote we can promote you can promote they can promote
V-ing form
I can be promoting you can be promoting he can be promoting we can be promoting you can be promoting they can be promoting
Perfect
I can have promoted you can have promoted he can have promoted we can have promoted you can have promoted they can have promoted
V-ing perfect
I can have been promoting you can have been promoting he can have been promoting we can have been promoting you can have been promoting they can have been promoting
Negation
Simple form
I cannot promote you cannot promote he cannot promote we cannot promote you cannot promote they cannot promote
V-ing form
I cannot be promoting you cannot be promoting he cannot be promoting we cannot be promoting you cannot be promoting they cannot be promoting
Perfect
I cannot have promoted you cannot have promoted he cannot have promoted we cannot have promoted you cannot have promoted they cannot have promoted
V-ing perfect
I cannot have been promoting you cannot have been promoting he cannot have been promoting we cannot have been promoting you cannot have been promoting they cannot have been promoting
Interrogative form
Simple form
can I promote? can you promote? can he promote? can we promote? can you promote? can they promote?
V-ing form
can I be promoting? can you be promoting? can he be promoting? can we be promoting? can you be promoting? can they be promoting?
Perfect
can I have promoted? can you have promoted? can he have promoted? can we have promoted? can you have promoted? can they have promoted?
V-ing perfect
can I have been promoting? can you have been promoting? can he have been promoting? can we have been promoting? can you have been promoting? can they have been promoting?
Interro-negative form
Simple form
can I not promote? can you not promote? can he not promote? can we not promote? can you not promote? can they not promote?
V-ing form
can I not be promoting? can you not be promoting? can he not be promoting? can we not be promoting? can you not be promoting? can they not be promoting?
Perfect
can I not have promoted? can you not have promoted? can he not have promoted? can we not have promoted? can you not have promoted? can they not have promoted?
V-ing perfect
can I not have been promoting? can you not have been promoting? can he not have been promoting? can we not have been promoting? can you not have been promoting? can they not have been promoting?