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