I ought to photosensitize you ought to photosensitize he ought to photosensitize we ought to photosensitize you ought to photosensitize they ought to photosensitize
V-ing form
I ought to be photosensitizing you ought to be photosensitizing he ought to be photosensitizing we ought to be photosensitizing you ought to be photosensitizing they ought to be photosensitizing
Perfect
I ought to have photosensitized you ought to have photosensitized he ought to have photosensitized we ought to have photosensitized you ought to have photosensitized they ought to have photosensitized
V-ing perfect
I ought to have been photosensitizing you ought to have been photosensitizing he ought to have been photosensitizing we ought to have been photosensitizing you ought to have been photosensitizing they ought to have been photosensitizing
Negation
Simple form
I oughtn't to photosensitize you oughtn't to photosensitize he oughtn't to photosensitize we oughtn't to photosensitize you oughtn't to photosensitize they oughtn't to photosensitize
V-ing form
I oughtn't to be photosensitizing you oughtn't to be photosensitizing he oughtn't to be photosensitizing we oughtn't to be photosensitizing you oughtn't to be photosensitizing they oughtn't to be photosensitizing
Perfect
I oughtn't to have photosensitized you oughtn't to have photosensitized he oughtn't to have photosensitized we oughtn't to have photosensitized you oughtn't to have photosensitized they oughtn't to have photosensitized
V-ing perfect
I oughtn't to have been photosensitizing you oughtn't to have been photosensitizing he oughtn't to have been photosensitizing we oughtn't to have been photosensitizing you oughtn't to have been photosensitizing they oughtn't to have been photosensitizing
Interrogative form
Simple form
ought to I photosensitize? ought to you photosensitize? ought to he photosensitize? ought to we photosensitize? ought to you photosensitize? ought to they photosensitize?
V-ing form
ought to I be photosensitizing? ought to you be photosensitizing? ought to he be photosensitizing? ought to we be photosensitizing? ought to you be photosensitizing? ought to they be photosensitizing?
Perfect
ought to I have photosensitized? ought to you have photosensitized? ought to he have photosensitized? ought to we have photosensitized? ought to you have photosensitized? ought to they have photosensitized?
V-ing perfect
ought to I have been photosensitizing? ought to you have been photosensitizing? ought to he have been photosensitizing? ought to we have been photosensitizing? ought to you have been photosensitizing? ought to they have been photosensitizing?
Interro-negative form
Simple form
oughtn't I to photosensitize? oughtn't you to photosensitize? oughtn't he to photosensitize? oughtn't we to photosensitize? oughtn't you to photosensitize? oughtn't they to photosensitize?
V-ing form
oughtn't I to be photosensitizing? oughtn't you to be photosensitizing? oughtn't he to be photosensitizing? oughtn't we to be photosensitizing? oughtn't you to be photosensitizing? oughtn't they to be photosensitizing?
Perfect
oughtn't I to have photosensitized? oughtn't you to have photosensitized? oughtn't he to have photosensitized? oughtn't we to have photosensitized? oughtn't you to have photosensitized? oughtn't they to have photosensitized?
V-ing perfect
oughtn't I to have been photosensitizing? oughtn't you to have been photosensitizing? oughtn't he to have been photosensitizing? oughtn't we to have been photosensitizing? oughtn't you to have been photosensitizing? oughtn't they to have been photosensitizing?