I ought to undertain you ought to undertain he ought to undertain we ought to undertain you ought to undertain they ought to undertain
Forme en V-ing
I ought to be undertaining you ought to be undertaining he ought to be undertaining we ought to be undertaining you ought to be undertaining they ought to be undertaining
Perfect
I ought to have undertained you ought to have undertained he ought to have undertained we ought to have undertained you ought to have undertained they ought to have undertained
Perfect en V-ing
I ought to have been undertaining you ought to have been undertaining he ought to have been undertaining we ought to have been undertaining you ought to have been undertaining they ought to have been undertaining
Négation
Forme simple
I oughtn't to undertain you oughtn't to undertain he oughtn't to undertain we oughtn't to undertain you oughtn't to undertain they oughtn't to undertain
Forme en V-ing
I oughtn't to be undertaining you oughtn't to be undertaining he oughtn't to be undertaining we oughtn't to be undertaining you oughtn't to be undertaining they oughtn't to be undertaining
Perfect
I oughtn't to have undertained you oughtn't to have undertained he oughtn't to have undertained we oughtn't to have undertained you oughtn't to have undertained they oughtn't to have undertained
Perfect en V-ing
I oughtn't to have been undertaining you oughtn't to have been undertaining he oughtn't to have been undertaining we oughtn't to have been undertaining you oughtn't to have been undertaining they oughtn't to have been undertaining
Forme interrogative
Forme simple
ought to I undertain? ought to you undertain? ought to he undertain? ought to we undertain? ought to you undertain? ought to they undertain?
Forme en V-ing
ought to I be undertaining? ought to you be undertaining? ought to he be undertaining? ought to we be undertaining? ought to you be undertaining? ought to they be undertaining?
Perfect
ought to I have undertained? ought to you have undertained? ought to he have undertained? ought to we have undertained? ought to you have undertained? ought to they have undertained?
Perfect en V-ing
ought to I have been undertaining? ought to you have been undertaining? ought to he have been undertaining? ought to we have been undertaining? ought to you have been undertaining? ought to they have been undertaining?
Forme interro-négative
Forme simple
oughtn't I to undertain? oughtn't you to undertain? oughtn't he to undertain? oughtn't we to undertain? oughtn't you to undertain? oughtn't they to undertain?
Forme en V-ing
oughtn't I to be undertaining? oughtn't you to be undertaining? oughtn't he to be undertaining? oughtn't we to be undertaining? oughtn't you to be undertaining? oughtn't they to be undertaining?
Perfect
oughtn't I to have undertained? oughtn't you to have undertained? oughtn't he to have undertained? oughtn't we to have undertained? oughtn't you to have undertained? oughtn't they to have undertained?
Perfect en V-ing
oughtn't I to have been undertaining? oughtn't you to have been undertaining? oughtn't he to have been undertaining? oughtn't we to have been undertaining? oughtn't you to have been undertaining? oughtn't they to have been undertaining?