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