I ought to stifle you ought to stifle she ought to stifle we ought to stifle you ought to stifle they ought to stifle
Forma con V-ing
I ought to be stifling you ought to be stifling she ought to be stifling we ought to be stifling you ought to be stifling they ought to be stifling
Perfecto
I ought to have stifled you ought to have stifled she ought to have stifled we ought to have stifled you ought to have stifled they ought to have stifled
Perfecto con V-ing
I ought to have been stifling you ought to have been stifling she ought to have been stifling we ought to have been stifling you ought to have been stifling they ought to have been stifling
Negación
Forma simple
I oughtn't to stifle you oughtn't to stifle she oughtn't to stifle we oughtn't to stifle you oughtn't to stifle they oughtn't to stifle
Forma con V-ing
I oughtn't to be stifling you oughtn't to be stifling she oughtn't to be stifling we oughtn't to be stifling you oughtn't to be stifling they oughtn't to be stifling
Perfecto
I oughtn't to have stifled you oughtn't to have stifled she oughtn't to have stifled we oughtn't to have stifled you oughtn't to have stifled they oughtn't to have stifled
Perfecto con V-ing
I oughtn't to have been stifling you oughtn't to have been stifling she oughtn't to have been stifling we oughtn't to have been stifling you oughtn't to have been stifling they oughtn't to have been stifling
Forma interrogativa
Forma simple
ought to I stifle? ought to you stifle? ought to she stifle? ought to we stifle? ought to you stifle? ought to they stifle?
Forma con V-ing
ought to I be stifling? ought to you be stifling? ought to she be stifling? ought to we be stifling? ought to you be stifling? ought to they be stifling?
Perfecto
ought to I have stifled? ought to you have stifled? ought to she have stifled? ought to we have stifled? ought to you have stifled? ought to they have stifled?
Perfecto con V-ing
ought to I have been stifling? ought to you have been stifling? ought to she have been stifling? ought to we have been stifling? ought to you have been stifling? ought to they have been stifling?
Forma interro-negativa
Forma simple
oughtn't I to stifle? oughtn't you to stifle? oughtn't she to stifle? oughtn't we to stifle? oughtn't you to stifle? oughtn't they to stifle?
Forma con V-ing
oughtn't I to be stifling? oughtn't you to be stifling? oughtn't she to be stifling? oughtn't we to be stifling? oughtn't you to be stifling? oughtn't they to be stifling?
Perfecto
oughtn't I to have stifled? oughtn't you to have stifled? oughtn't she to have stifled? oughtn't we to have stifled? oughtn't you to have stifled? oughtn't they to have stifled?
Perfecto con V-ing
oughtn't I to have been stifling? oughtn't you to have been stifling? oughtn't she to have been stifling? oughtn't we to have been stifling? oughtn't you to have been stifling? oughtn't they to have been stifling?