I ought to tow you ought to tow he ought to tow we ought to tow you ought to tow they ought to tow
V-ing form
I ought to be towing you ought to be towing he ought to be towing we ought to be towing you ought to be towing they ought to be towing
Perfect
I ought to have towed you ought to have towed he ought to have towed we ought to have towed you ought to have towed they ought to have towed
V-ing perfect
I ought to have been towing you ought to have been towing he ought to have been towing we ought to have been towing you ought to have been towing they ought to have been towing
Negation
Simple form
I oughtn't to tow you oughtn't to tow he oughtn't to tow we oughtn't to tow you oughtn't to tow they oughtn't to tow
V-ing form
I oughtn't to be towing you oughtn't to be towing he oughtn't to be towing we oughtn't to be towing you oughtn't to be towing they oughtn't to be towing
Perfect
I oughtn't to have towed you oughtn't to have towed he oughtn't to have towed we oughtn't to have towed you oughtn't to have towed they oughtn't to have towed
V-ing perfect
I oughtn't to have been towing you oughtn't to have been towing he oughtn't to have been towing we oughtn't to have been towing you oughtn't to have been towing they oughtn't to have been towing
Interrogative form
Simple form
ought to I tow? ought to you tow? ought to he tow? ought to we tow? ought to you tow? ought to they tow?
V-ing form
ought to I be towing? ought to you be towing? ought to he be towing? ought to we be towing? ought to you be towing? ought to they be towing?
Perfect
ought to I have towed? ought to you have towed? ought to he have towed? ought to we have towed? ought to you have towed? ought to they have towed?
V-ing perfect
ought to I have been towing? ought to you have been towing? ought to he have been towing? ought to we have been towing? ought to you have been towing? ought to they have been towing?
Interro-negative form
Simple form
oughtn't I to tow? oughtn't you to tow? oughtn't he to tow? oughtn't we to tow? oughtn't you to tow? oughtn't they to tow?
V-ing form
oughtn't I to be towing? oughtn't you to be towing? oughtn't he to be towing? oughtn't we to be towing? oughtn't you to be towing? oughtn't they to be towing?
Perfect
oughtn't I to have towed? oughtn't you to have towed? oughtn't he to have towed? oughtn't we to have towed? oughtn't you to have towed? oughtn't they to have towed?
V-ing perfect
oughtn't I to have been towing? oughtn't you to have been towing? oughtn't he to have been towing? oughtn't we to have been towing? oughtn't you to have been towing? oughtn't they to have been towing?