I ought to calculate you ought to calculate he ought to calculate we ought to calculate you ought to calculate they ought to calculate
V-ing form
I ought to be calculating you ought to be calculating he ought to be calculating we ought to be calculating you ought to be calculating they ought to be calculating
Perfect
I ought to have calculated you ought to have calculated he ought to have calculated we ought to have calculated you ought to have calculated they ought to have calculated
V-ing perfect
I ought to have been calculating you ought to have been calculating he ought to have been calculating we ought to have been calculating you ought to have been calculating they ought to have been calculating
Negation
Simple form
I ought not to calculate you ought not to calculate he ought not to calculate we ought not to calculate you ought not to calculate they ought not to calculate
V-ing form
I ought not to calculating you ought not to calculating he ought not to calculating we ought not to calculating you ought not to calculating they ought not to calculating
Perfect
I ought not to have calculated you ought not to have calculated he ought not to have calculated we ought not to have calculated you ought not to have calculated they ought not to have calculated
V-ing perfect
I ought not to have been calculating you ought not to have been calculating he ought not to have been calculating we ought not to have been calculating you ought not to have been calculating they ought not to have been calculating
Interrogative form
Simple form
ought to I calculate? ought to you calculate? ought to he calculate? ought to we calculate? ought to you calculate? ought to they calculate?
V-ing form
ought to I be calculating? ought to you be calculating? ought to he be calculating? ought to we be calculating? ought to you be calculating? ought to they be calculating?
Perfect
ought to I have calculated? ought to you have calculated? ought to he have calculated? ought to we have calculated? ought to you have calculated? ought to they have calculated?
V-ing perfect
ought to I have been calculating? ought to you have been calculating? ought to he have been calculating? ought to we have been calculating? ought to you have been calculating? ought to they have been calculating?
Interro-negative form
Simple form
ought I not to calculate? ought you not to calculate? ought he not to calculate? ought we not to calculate? ought you not to calculate? ought they not to calculate?
V-ing form
ought I not to be calculating? ought you not to be calculating? ought he not to be calculating? ought we not to be calculating? ought you not to be calculating? ought they not to be calculating?
Perfect
ought I not to have calculated? ought you not to have calculated? ought he not to have calculated? ought we not to have calculated? ought you not to have calculated? ought they not to have calculated?
V-ing perfect
ought I not to have been calculating? ought you not to have been calculating? ought he not to have been calculating? ought we not to have been calculating? ought you not to have been calculating? ought they not to have been calculating?