I can harmonize you can harmonize he can harmonize we can harmonize you can harmonize they can harmonize
V-ing form
I can be harmonizing you can be harmonizing he can be harmonizing we can be harmonizing you can be harmonizing they can be harmonizing
Perfect
I can have harmonized you can have harmonized he can have harmonized we can have harmonized you can have harmonized they can have harmonized
V-ing perfect
I can have been harmonizing you can have been harmonizing he can have been harmonizing we can have been harmonizing you can have been harmonizing they can have been harmonizing
Negation
Simple form
I can't harmonize you can't harmonize he can't harmonize we can't harmonize you can't harmonize they can't harmonize
V-ing form
I can't be harmonizing you can't be harmonizing he can't be harmonizing we can't be harmonizing you can't be harmonizing they can't be harmonizing
Perfect
I can't have harmonized you can't have harmonized he can't have harmonized we can't have harmonized you can't have harmonized they can't have harmonized
V-ing perfect
I can't have been harmonizing you can't have been harmonizing he can't have been harmonizing we can't have been harmonizing you can't have been harmonizing they can't have been harmonizing
Interrogative form
Simple form
can I harmonize? can you harmonize? can he harmonize? can we harmonize? can you harmonize? can they harmonize?
V-ing form
can I be harmonizing? can you be harmonizing? can he be harmonizing? can we be harmonizing? can you be harmonizing? can they be harmonizing?
Perfect
can I have harmonized? can you have harmonized? can he have harmonized? can we have harmonized? can you have harmonized? can they have harmonized?
V-ing perfect
can I have been harmonizing? can you have been harmonizing? can he have been harmonizing? can we have been harmonizing? can you have been harmonizing? can they have been harmonizing?
Interro-negative form
Simple form
can't I harmonize? can't you harmonize? can't he harmonize? can't we harmonize? can't you harmonize? can't they harmonize?
V-ing form
can't I be harmonizing? can't you be harmonizing? can't he be harmonizing? can't we be harmonizing? can't you be harmonizing? can't they be harmonizing?
Perfect
can't I have harmonized? can't you have harmonized? can't he have harmonized? can't we have harmonized? can't you have harmonized? can't they have harmonized?
V-ing perfect
can't I have been harmonizing? can't you have been harmonizing? can't he have been harmonizing? can't we have been harmonizing? can't you have been harmonizing? can't they have been harmonizing?