I ought to operate you ought to operate he ought to operate we ought to operate you ought to operate they ought to operate
Forme en V-ing
I ought to be operating you ought to be operating he ought to be operating we ought to be operating you ought to be operating they ought to be operating
Perfect
I ought to have operated you ought to have operated he ought to have operated we ought to have operated you ought to have operated they ought to have operated
Perfect en V-ing
I ought to have been operating you ought to have been operating he ought to have been operating we ought to have been operating you ought to have been operating they ought to have been operating
Négation
Forme simple
I ought not to operate you ought not to operate he ought not to operate we ought not to operate you ought not to operate they ought not to operate
Forme en V-ing
I ought not to operating you ought not to operating he ought not to operating we ought not to operating you ought not to operating they ought not to operating
Perfect
I ought not to have operated you ought not to have operated he ought not to have operated we ought not to have operated you ought not to have operated they ought not to have operated
Perfect en V-ing
I ought not to have been operating you ought not to have been operating he ought not to have been operating we ought not to have been operating you ought not to have been operating they ought not to have been operating
Forme interrogative
Forme simple
ought to I operate? ought to you operate? ought to he operate? ought to we operate? ought to you operate? ought to they operate?
Forme en V-ing
ought to I be operating? ought to you be operating? ought to he be operating? ought to we be operating? ought to you be operating? ought to they be operating?
Perfect
ought to I have operated? ought to you have operated? ought to he have operated? ought to we have operated? ought to you have operated? ought to they have operated?
Perfect en V-ing
ought to I have been operating? ought to you have been operating? ought to he have been operating? ought to we have been operating? ought to you have been operating? ought to they have been operating?
Forme interro-négative
Forme simple
ought I not to operate? ought you not to operate? ought he not to operate? ought we not to operate? ought you not to operate? ought they not to operate?
Forme en V-ing
ought I not to be operating? ought you not to be operating? ought he not to be operating? ought we not to be operating? ought you not to be operating? ought they not to be operating?
Perfect
ought I not to have operated? ought you not to have operated? ought he not to have operated? ought we not to have operated? ought you not to have operated? ought they not to have operated?
Perfect en V-ing
ought I not to have been operating? ought you not to have been operating? ought he not to have been operating? ought we not to have been operating? ought you not to have been operating? ought they not to have been operating?