I ought to stockpile you ought to stockpile he ought to stockpile we ought to stockpile you ought to stockpile they ought to stockpile
V-ing form
I ought to be stockpiling you ought to be stockpiling he ought to be stockpiling we ought to be stockpiling you ought to be stockpiling they ought to be stockpiling
Perfect
I ought to have stockpiled you ought to have stockpiled he ought to have stockpiled we ought to have stockpiled you ought to have stockpiled they ought to have stockpiled
V-ing perfect
I ought to have been stockpiling you ought to have been stockpiling he ought to have been stockpiling we ought to have been stockpiling you ought to have been stockpiling they ought to have been stockpiling
Negation
Simple form
I ought not to stockpile you ought not to stockpile he ought not to stockpile we ought not to stockpile you ought not to stockpile they ought not to stockpile
V-ing form
I ought not to stockpiling you ought not to stockpiling he ought not to stockpiling we ought not to stockpiling you ought not to stockpiling they ought not to stockpiling
Perfect
I ought not to have stockpiled you ought not to have stockpiled he ought not to have stockpiled we ought not to have stockpiled you ought not to have stockpiled they ought not to have stockpiled
V-ing perfect
I ought not to have been stockpiling you ought not to have been stockpiling he ought not to have been stockpiling we ought not to have been stockpiling you ought not to have been stockpiling they ought not to have been stockpiling
Interrogative form
Simple form
ought to I stockpile? ought to you stockpile? ought to he stockpile? ought to we stockpile? ought to you stockpile? ought to they stockpile?
V-ing form
ought to I be stockpiling? ought to you be stockpiling? ought to he be stockpiling? ought to we be stockpiling? ought to you be stockpiling? ought to they be stockpiling?
Perfect
ought to I have stockpiled? ought to you have stockpiled? ought to he have stockpiled? ought to we have stockpiled? ought to you have stockpiled? ought to they have stockpiled?
V-ing perfect
ought to I have been stockpiling? ought to you have been stockpiling? ought to he have been stockpiling? ought to we have been stockpiling? ought to you have been stockpiling? ought to they have been stockpiling?
Interro-negative form
Simple form
ought I not to stockpile? ought you not to stockpile? ought he not to stockpile? ought we not to stockpile? ought you not to stockpile? ought they not to stockpile?
V-ing form
ought I not to be stockpiling? ought you not to be stockpiling? ought he not to be stockpiling? ought we not to be stockpiling? ought you not to be stockpiling? ought they not to be stockpiling?
Perfect
ought I not to have stockpiled? ought you not to have stockpiled? ought he not to have stockpiled? ought we not to have stockpiled? ought you not to have stockpiled? ought they not to have stockpiled?
V-ing perfect
ought I not to have been stockpiling? ought you not to have been stockpiling? ought he not to have been stockpiling? ought we not to have been stockpiling? ought you not to have been stockpiling? ought they not to have been stockpiling?