I ought to bill you ought to bill he ought to bill we ought to bill you ought to bill they ought to bill
Forma con V-ing
I ought to be billing you ought to be billing he ought to be billing we ought to be billing you ought to be billing they ought to be billing
Perfecto
I ought to have billed you ought to have billed he ought to have billed we ought to have billed you ought to have billed they ought to have billed
Perfecto con V-ing
I ought to have been billing you ought to have been billing he ought to have been billing we ought to have been billing you ought to have been billing they ought to have been billing
Negación
Forma simple
I oughtn't to bill you oughtn't to bill he oughtn't to bill we oughtn't to bill you oughtn't to bill they oughtn't to bill
Forma con V-ing
I oughtn't to be billing you oughtn't to be billing he oughtn't to be billing we oughtn't to be billing you oughtn't to be billing they oughtn't to be billing
Perfecto
I oughtn't to have billed you oughtn't to have billed he oughtn't to have billed we oughtn't to have billed you oughtn't to have billed they oughtn't to have billed
Perfecto con V-ing
I oughtn't to have been billing you oughtn't to have been billing he oughtn't to have been billing we oughtn't to have been billing you oughtn't to have been billing they oughtn't to have been billing
Forma interrogativa
Forma simple
ought to I bill? ought to you bill? ought to he bill? ought to we bill? ought to you bill? ought to they bill?
Forma con V-ing
ought to I be billing? ought to you be billing? ought to he be billing? ought to we be billing? ought to you be billing? ought to they be billing?
Perfecto
ought to I have billed? ought to you have billed? ought to he have billed? ought to we have billed? ought to you have billed? ought to they have billed?
Perfecto con V-ing
ought to I have been billing? ought to you have been billing? ought to he have been billing? ought to we have been billing? ought to you have been billing? ought to they have been billing?
Forma interro-negativa
Forma simple
oughtn't I to bill? oughtn't you to bill? oughtn't he to bill? oughtn't we to bill? oughtn't you to bill? oughtn't they to bill?
Forma con V-ing
oughtn't I to be billing? oughtn't you to be billing? oughtn't he to be billing? oughtn't we to be billing? oughtn't you to be billing? oughtn't they to be billing?
Perfecto
oughtn't I to have billed? oughtn't you to have billed? oughtn't he to have billed? oughtn't we to have billed? oughtn't you to have billed? oughtn't they to have billed?
Perfecto con V-ing
oughtn't I to have been billing? oughtn't you to have been billing? oughtn't he to have been billing? oughtn't we to have been billing? oughtn't you to have been billing? oughtn't they to have been billing?