I ought to reserve you ought to reserve she ought to reserve we ought to reserve you ought to reserve they ought to reserve
V-ing form
I ought to be reserving you ought to be reserving she ought to be reserving we ought to be reserving you ought to be reserving they ought to be reserving
Perfect
I ought to have reserved you ought to have reserved she ought to have reserved we ought to have reserved you ought to have reserved they ought to have reserved
V-ing perfect
I ought to have been reserving you ought to have been reserving she ought to have been reserving we ought to have been reserving you ought to have been reserving they ought to have been reserving
Negation
Simple form
I ought not to reserve you ought not to reserve she ought not to reserve we ought not to reserve you ought not to reserve they ought not to reserve
V-ing form
I ought not to reserving you ought not to reserving she ought not to reserving we ought not to reserving you ought not to reserving they ought not to reserving
Perfect
I ought not to have reserved you ought not to have reserved she ought not to have reserved we ought not to have reserved you ought not to have reserved they ought not to have reserved
V-ing perfect
I ought not to have been reserving you ought not to have been reserving she ought not to have been reserving we ought not to have been reserving you ought not to have been reserving they ought not to have been reserving
Interrogative form
Simple form
ought to I reserve? ought to you reserve? ought to she reserve? ought to we reserve? ought to you reserve? ought to they reserve?
V-ing form
ought to I be reserving? ought to you be reserving? ought to she be reserving? ought to we be reserving? ought to you be reserving? ought to they be reserving?
Perfect
ought to I have reserved? ought to you have reserved? ought to she have reserved? ought to we have reserved? ought to you have reserved? ought to they have reserved?
V-ing perfect
ought to I have been reserving? ought to you have been reserving? ought to she have been reserving? ought to we have been reserving? ought to you have been reserving? ought to they have been reserving?
Interro-negative form
Simple form
ought I not to reserve? ought you not to reserve? ought she not to reserve? ought we not to reserve? ought you not to reserve? ought they not to reserve?
V-ing form
ought I not to be reserving? ought you not to be reserving? ought she not to be reserving? ought we not to be reserving? ought you not to be reserving? ought they not to be reserving?
Perfect
ought I not to have reserved? ought you not to have reserved? ought she not to have reserved? ought we not to have reserved? ought you not to have reserved? ought they not to have reserved?
V-ing perfect
ought I not to have been reserving? ought you not to have been reserving? ought she not to have been reserving? ought we not to have been reserving? ought you not to have been reserving? ought they not to have been reserving?