Conjugación del verbo inglés
OUGHT TO SIFT

Verbo regular: sift - sifted - sifted

Afirmación

Forma simple	Forma con V-ing
I ought to sift you ought to sift he ought to sift we ought to sift you ought to sift they ought to sift	I ought to be sifting you ought to be sifting he ought to be sifting we ought to be sifting you ought to be sifting they ought to be sifting
Perfecto	Perfecto con V-ing
I ought to have sifted you ought to have sifted he ought to have sifted we ought to have sifted you ought to have sifted they ought to have sifted	I ought to have been sifting you ought to have been sifting he ought to have been sifting we ought to have been sifting you ought to have been sifting they ought to have been sifting

Negación

Forma simple	Forma con V-ing
I ought not to sift you ought not to sift he ought not to sift we ought not to sift you ought not to sift they ought not to sift	I ought not to sifting you ought not to sifting he ought not to sifting we ought not to sifting you ought not to sifting they ought not to sifting
Perfecto	Perfecto con V-ing
I ought not to have sifted you ought not to have sifted he ought not to have sifted we ought not to have sifted you ought not to have sifted they ought not to have sifted	I ought not to have been sifting you ought not to have been sifting he ought not to have been sifting we ought not to have been sifting you ought not to have been sifting they ought not to have been sifting

Forma interrogativa

Forma simple	Forma con V-ing
ought to I sift? ought to you sift? ought to he sift? ought to we sift? ought to you sift? ought to they sift?	ought to I be sifting? ought to you be sifting? ought to he be sifting? ought to we be sifting? ought to you be sifting? ought to they be sifting?
Perfecto	Perfecto con V-ing
ought to I have sifted? ought to you have sifted? ought to he have sifted? ought to we have sifted? ought to you have sifted? ought to they have sifted?	ought to I have been sifting? ought to you have been sifting? ought to he have been sifting? ought to we have been sifting? ought to you have been sifting? ought to they have been sifting?

Forma interro-negativa

Forma simple	Forma con V-ing
ought I not to sift? ought you not to sift? ought he not to sift? ought we not to sift? ought you not to sift? ought they not to sift?	ought I not to be sifting? ought you not to be sifting? ought he not to be sifting? ought we not to be sifting? ought you not to be sifting? ought they not to be sifting?
Perfecto	Perfecto con V-ing
ought I not to have sifted? ought you not to have sifted? ought he not to have sifted? ought we not to have sifted? ought you not to have sifted? ought they not to have sifted?	ought I not to have been sifting? ought you not to have been sifting? ought he not to have been sifting? ought we not to have been sifting? ought you not to have been sifting? ought they not to have been sifting?