I ought to perceive you ought to perceive he ought to perceive we ought to perceive you ought to perceive they ought to perceive
Forma con V-ing
I ought to be perceiving you ought to be perceiving he ought to be perceiving we ought to be perceiving you ought to be perceiving they ought to be perceiving
Perfecto
I ought to have perceived you ought to have perceived he ought to have perceived we ought to have perceived you ought to have perceived they ought to have perceived
Perfecto con V-ing
I ought to have been perceiving you ought to have been perceiving he ought to have been perceiving we ought to have been perceiving you ought to have been perceiving they ought to have been perceiving
Negación
Forma simple
I oughtn't to perceive you oughtn't to perceive he oughtn't to perceive we oughtn't to perceive you oughtn't to perceive they oughtn't to perceive
Forma con V-ing
I oughtn't to be perceiving you oughtn't to be perceiving he oughtn't to be perceiving we oughtn't to be perceiving you oughtn't to be perceiving they oughtn't to be perceiving
Perfecto
I oughtn't to have perceived you oughtn't to have perceived he oughtn't to have perceived we oughtn't to have perceived you oughtn't to have perceived they oughtn't to have perceived
Perfecto con V-ing
I oughtn't to have been perceiving you oughtn't to have been perceiving he oughtn't to have been perceiving we oughtn't to have been perceiving you oughtn't to have been perceiving they oughtn't to have been perceiving
Forma interrogativa
Forma simple
ought to I perceive? ought to you perceive? ought to he perceive? ought to we perceive? ought to you perceive? ought to they perceive?
Forma con V-ing
ought to I be perceiving? ought to you be perceiving? ought to he be perceiving? ought to we be perceiving? ought to you be perceiving? ought to they be perceiving?
Perfecto
ought to I have perceived? ought to you have perceived? ought to he have perceived? ought to we have perceived? ought to you have perceived? ought to they have perceived?
Perfecto con V-ing
ought to I have been perceiving? ought to you have been perceiving? ought to he have been perceiving? ought to we have been perceiving? ought to you have been perceiving? ought to they have been perceiving?
Forma interro-negativa
Forma simple
oughtn't I to perceive? oughtn't you to perceive? oughtn't he to perceive? oughtn't we to perceive? oughtn't you to perceive? oughtn't they to perceive?
Forma con V-ing
oughtn't I to be perceiving? oughtn't you to be perceiving? oughtn't he to be perceiving? oughtn't we to be perceiving? oughtn't you to be perceiving? oughtn't they to be perceiving?
Perfecto
oughtn't I to have perceived? oughtn't you to have perceived? oughtn't he to have perceived? oughtn't we to have perceived? oughtn't you to have perceived? oughtn't they to have perceived?
Perfecto con V-ing
oughtn't I to have been perceiving? oughtn't you to have been perceiving? oughtn't he to have been perceiving? oughtn't we to have been perceiving? oughtn't you to have been perceiving? oughtn't they to have been perceiving?