Coniugazione del verbo inglese
OUGHT TO FILTER

Verbo regolare: filter - filtered - filtered

Affermazione

Forma semplice	Forma con V-ing
I ought to filter you ought to filter he ought to filter we ought to filter you ought to filter they ought to filter	I ought to be filtering you ought to be filtering he ought to be filtering we ought to be filtering you ought to be filtering they ought to be filtering
Perfetto	Perfetto con V-ing
I ought to have filtered you ought to have filtered he ought to have filtered we ought to have filtered you ought to have filtered they ought to have filtered	I ought to have been filtering you ought to have been filtering he ought to have been filtering we ought to have been filtering you ought to have been filtering they ought to have been filtering

Negazione

Forma semplice	Forma con V-ing
I oughtn't to filter you oughtn't to filter he oughtn't to filter we oughtn't to filter you oughtn't to filter they oughtn't to filter	I oughtn't to be filtering you oughtn't to be filtering he oughtn't to be filtering we oughtn't to be filtering you oughtn't to be filtering they oughtn't to be filtering
Perfetto	Perfetto con V-ing
I oughtn't to have filtered you oughtn't to have filtered he oughtn't to have filtered we oughtn't to have filtered you oughtn't to have filtered they oughtn't to have filtered	I oughtn't to have been filtering you oughtn't to have been filtering he oughtn't to have been filtering we oughtn't to have been filtering you oughtn't to have been filtering they oughtn't to have been filtering

Forma interrogativa

Forma semplice	Forma con V-ing
ought to I filter? ought to you filter? ought to he filter? ought to we filter? ought to you filter? ought to they filter?	ought to I be filtering? ought to you be filtering? ought to he be filtering? ought to we be filtering? ought to you be filtering? ought to they be filtering?
Perfetto	Perfetto con V-ing
ought to I have filtered? ought to you have filtered? ought to he have filtered? ought to we have filtered? ought to you have filtered? ought to they have filtered?	ought to I have been filtering? ought to you have been filtering? ought to he have been filtering? ought to we have been filtering? ought to you have been filtering? ought to they have been filtering?

Forma interro-negativa

Forma semplice	Forma con V-ing
oughtn't I to filter? oughtn't you to filter? oughtn't he to filter? oughtn't we to filter? oughtn't you to filter? oughtn't they to filter?	oughtn't I to be filtering? oughtn't you to be filtering? oughtn't he to be filtering? oughtn't we to be filtering? oughtn't you to be filtering? oughtn't they to be filtering?
Perfetto	Perfetto con V-ing
oughtn't I to have filtered? oughtn't you to have filtered? oughtn't he to have filtered? oughtn't we to have filtered? oughtn't you to have filtered? oughtn't they to have filtered?	oughtn't I to have been filtering? oughtn't you to have been filtering? oughtn't he to have been filtering? oughtn't we to have been filtering? oughtn't you to have been filtering? oughtn't they to have been filtering?