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