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