I ought to retread you ought to retread he ought to retread we ought to retread you ought to retread they ought to retread
Forme en V-ing
I ought to be retreading you ought to be retreading he ought to be retreading we ought to be retreading you ought to be retreading they ought to be retreading
Perfect
I ought to have retreaded you ought to have retreaded he ought to have retreaded we ought to have retreaded you ought to have retreaded they ought to have retreaded
Perfect en V-ing
I ought to have been retreading you ought to have been retreading he ought to have been retreading we ought to have been retreading you ought to have been retreading they ought to have been retreading
Négation
Forme simple
I ought not to retread you ought not to retread he ought not to retread we ought not to retread you ought not to retread they ought not to retread
Forme en V-ing
I ought not to retreading you ought not to retreading he ought not to retreading we ought not to retreading you ought not to retreading they ought not to retreading
Perfect
I ought not to have retreaded you ought not to have retreaded he ought not to have retreaded we ought not to have retreaded you ought not to have retreaded they ought not to have retreaded
Perfect en V-ing
I ought not to have been retreading you ought not to have been retreading he ought not to have been retreading we ought not to have been retreading you ought not to have been retreading they ought not to have been retreading
Forme interrogative
Forme simple
ought to I retread? ought to you retread? ought to he retread? ought to we retread? ought to you retread? ought to they retread?
Forme en V-ing
ought to I be retreading? ought to you be retreading? ought to he be retreading? ought to we be retreading? ought to you be retreading? ought to they be retreading?
Perfect
ought to I have retreaded? ought to you have retreaded? ought to he have retreaded? ought to we have retreaded? ought to you have retreaded? ought to they have retreaded?
Perfect en V-ing
ought to I have been retreading? ought to you have been retreading? ought to he have been retreading? ought to we have been retreading? ought to you have been retreading? ought to they have been retreading?
Forme interro-négative
Forme simple
ought I not to retread? ought you not to retread? ought he not to retread? ought we not to retread? ought you not to retread? ought they not to retread?
Forme en V-ing
ought I not to be retreading? ought you not to be retreading? ought he not to be retreading? ought we not to be retreading? ought you not to be retreading? ought they not to be retreading?
Perfect
ought I not to have retreaded? ought you not to have retreaded? ought he not to have retreaded? ought we not to have retreaded? ought you not to have retreaded? ought they not to have retreaded?
Perfect en V-ing
ought I not to have been retreading? ought you not to have been retreading? ought he not to have been retreading? ought we not to have been retreading? ought you not to have been retreading? ought they not to have been retreading?