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