I ought to dilute you ought to dilute he ought to dilute we ought to dilute you ought to dilute they ought to dilute
V-ing form
I ought to be diluting you ought to be diluting he ought to be diluting we ought to be diluting you ought to be diluting they ought to be diluting
Perfect
I ought to have diluted you ought to have diluted he ought to have diluted we ought to have diluted you ought to have diluted they ought to have diluted
V-ing perfect
I ought to have been diluting you ought to have been diluting he ought to have been diluting we ought to have been diluting you ought to have been diluting they ought to have been diluting
Negation
Simple form
I ought not to dilute you ought not to dilute he ought not to dilute we ought not to dilute you ought not to dilute they ought not to dilute
V-ing form
I ought not to diluting you ought not to diluting he ought not to diluting we ought not to diluting you ought not to diluting they ought not to diluting
Perfect
I ought not to have diluted you ought not to have diluted he ought not to have diluted we ought not to have diluted you ought not to have diluted they ought not to have diluted
V-ing perfect
I ought not to have been diluting you ought not to have been diluting he ought not to have been diluting we ought not to have been diluting you ought not to have been diluting they ought not to have been diluting
Interrogative form
Simple form
ought to I dilute? ought to you dilute? ought to he dilute? ought to we dilute? ought to you dilute? ought to they dilute?
V-ing form
ought to I be diluting? ought to you be diluting? ought to he be diluting? ought to we be diluting? ought to you be diluting? ought to they be diluting?
Perfect
ought to I have diluted? ought to you have diluted? ought to he have diluted? ought to we have diluted? ought to you have diluted? ought to they have diluted?
V-ing perfect
ought to I have been diluting? ought to you have been diluting? ought to he have been diluting? ought to we have been diluting? ought to you have been diluting? ought to they have been diluting?
Interro-negative form
Simple form
ought I not to dilute? ought you not to dilute? ought he not to dilute? ought we not to dilute? ought you not to dilute? ought they not to dilute?
V-ing form
ought I not to be diluting? ought you not to be diluting? ought he not to be diluting? ought we not to be diluting? ought you not to be diluting? ought they not to be diluting?
Perfect
ought I not to have diluted? ought you not to have diluted? ought he not to have diluted? ought we not to have diluted? ought you not to have diluted? ought they not to have diluted?
V-ing perfect
ought I not to have been diluting? ought you not to have been diluting? ought he not to have been diluting? ought we not to have been diluting? ought you not to have been diluting? ought they not to have been diluting?