I ought to commemorate you ought to commemorate he ought to commemorate we ought to commemorate you ought to commemorate they ought to commemorate
Forme en V-ing
I ought to be commemorating you ought to be commemorating he ought to be commemorating we ought to be commemorating you ought to be commemorating they ought to be commemorating
Perfect
I ought to have commemorated you ought to have commemorated he ought to have commemorated we ought to have commemorated you ought to have commemorated they ought to have commemorated
Perfect en V-ing
I ought to have been commemorating you ought to have been commemorating he ought to have been commemorating we ought to have been commemorating you ought to have been commemorating they ought to have been commemorating
Négation
Forme simple
I ought not to commemorate you ought not to commemorate he ought not to commemorate we ought not to commemorate you ought not to commemorate they ought not to commemorate
Forme en V-ing
I ought not to commemorating you ought not to commemorating he ought not to commemorating we ought not to commemorating you ought not to commemorating they ought not to commemorating
Perfect
I ought not to have commemorated you ought not to have commemorated he ought not to have commemorated we ought not to have commemorated you ought not to have commemorated they ought not to have commemorated
Perfect en V-ing
I ought not to have been commemorating you ought not to have been commemorating he ought not to have been commemorating we ought not to have been commemorating you ought not to have been commemorating they ought not to have been commemorating
Forme interrogative
Forme simple
ought to I commemorate? ought to you commemorate? ought to he commemorate? ought to we commemorate? ought to you commemorate? ought to they commemorate?
Forme en V-ing
ought to I be commemorating? ought to you be commemorating? ought to he be commemorating? ought to we be commemorating? ought to you be commemorating? ought to they be commemorating?
Perfect
ought to I have commemorated? ought to you have commemorated? ought to he have commemorated? ought to we have commemorated? ought to you have commemorated? ought to they have commemorated?
Perfect en V-ing
ought to I have been commemorating? ought to you have been commemorating? ought to he have been commemorating? ought to we have been commemorating? ought to you have been commemorating? ought to they have been commemorating?
Forme interro-négative
Forme simple
ought I not to commemorate? ought you not to commemorate? ought he not to commemorate? ought we not to commemorate? ought you not to commemorate? ought they not to commemorate?
Forme en V-ing
ought I not to be commemorating? ought you not to be commemorating? ought he not to be commemorating? ought we not to be commemorating? ought you not to be commemorating? ought they not to be commemorating?
Perfect
ought I not to have commemorated? ought you not to have commemorated? ought he not to have commemorated? ought we not to have commemorated? ought you not to have commemorated? ought they not to have commemorated?
Perfect en V-ing
ought I not to have been commemorating? ought you not to have been commemorating? ought he not to have been commemorating? ought we not to have been commemorating? ought you not to have been commemorating? ought they not to have been commemorating?