I ought to pump you ought to pump she ought to pump we ought to pump you ought to pump they ought to pump
V-ing form
I ought to be pumping you ought to be pumping she ought to be pumping we ought to be pumping you ought to be pumping they ought to be pumping
Perfect
I ought to have pumped you ought to have pumped she ought to have pumped we ought to have pumped you ought to have pumped they ought to have pumped
V-ing perfect
I ought to have been pumping you ought to have been pumping she ought to have been pumping we ought to have been pumping you ought to have been pumping they ought to have been pumping
Negation
Simple form
I oughtn't to pump you oughtn't to pump she oughtn't to pump we oughtn't to pump you oughtn't to pump they oughtn't to pump
V-ing form
I oughtn't to be pumping you oughtn't to be pumping she oughtn't to be pumping we oughtn't to be pumping you oughtn't to be pumping they oughtn't to be pumping
Perfect
I oughtn't to have pumped you oughtn't to have pumped she oughtn't to have pumped we oughtn't to have pumped you oughtn't to have pumped they oughtn't to have pumped
V-ing perfect
I oughtn't to have been pumping you oughtn't to have been pumping she oughtn't to have been pumping we oughtn't to have been pumping you oughtn't to have been pumping they oughtn't to have been pumping
Interrogative form
Simple form
ought to I pump? ought to you pump? ought to she pump? ought to we pump? ought to you pump? ought to they pump?
V-ing form
ought to I be pumping? ought to you be pumping? ought to she be pumping? ought to we be pumping? ought to you be pumping? ought to they be pumping?
Perfect
ought to I have pumped? ought to you have pumped? ought to she have pumped? ought to we have pumped? ought to you have pumped? ought to they have pumped?
V-ing perfect
ought to I have been pumping? ought to you have been pumping? ought to she have been pumping? ought to we have been pumping? ought to you have been pumping? ought to they have been pumping?
Interro-negative form
Simple form
oughtn't I to pump? oughtn't you to pump? oughtn't she to pump? oughtn't we to pump? oughtn't you to pump? oughtn't they to pump?
V-ing form
oughtn't I to be pumping? oughtn't you to be pumping? oughtn't she to be pumping? oughtn't we to be pumping? oughtn't you to be pumping? oughtn't they to be pumping?
Perfect
oughtn't I to have pumped? oughtn't you to have pumped? oughtn't she to have pumped? oughtn't we to have pumped? oughtn't you to have pumped? oughtn't they to have pumped?
V-ing perfect
oughtn't I to have been pumping? oughtn't you to have been pumping? oughtn't she to have been pumping? oughtn't we to have been pumping? oughtn't you to have been pumping? oughtn't they to have been pumping?