English verb conjugation
OUGHT TO WINNOW

Regular verb: winnow - winnowed - winnowed

Affirmation

Simple form	V-ing form
I ought to winnow you ought to winnow he ought to winnow we ought to winnow you ought to winnow they ought to winnow	I ought to be winnowing you ought to be winnowing he ought to be winnowing we ought to be winnowing you ought to be winnowing they ought to be winnowing
Perfect	V-ing perfect
I ought to have winnowed you ought to have winnowed he ought to have winnowed we ought to have winnowed you ought to have winnowed they ought to have winnowed	I ought to have been winnowing you ought to have been winnowing he ought to have been winnowing we ought to have been winnowing you ought to have been winnowing they ought to have been winnowing

Negation

Simple form	V-ing form
I oughtn't to winnow you oughtn't to winnow he oughtn't to winnow we oughtn't to winnow you oughtn't to winnow they oughtn't to winnow	I oughtn't to be winnowing you oughtn't to be winnowing he oughtn't to be winnowing we oughtn't to be winnowing you oughtn't to be winnowing they oughtn't to be winnowing
Perfect	V-ing perfect
I oughtn't to have winnowed you oughtn't to have winnowed he oughtn't to have winnowed we oughtn't to have winnowed you oughtn't to have winnowed they oughtn't to have winnowed	I oughtn't to have been winnowing you oughtn't to have been winnowing he oughtn't to have been winnowing we oughtn't to have been winnowing you oughtn't to have been winnowing they oughtn't to have been winnowing

Interrogative form

Simple form	V-ing form
ought to I winnow? ought to you winnow? ought to he winnow? ought to we winnow? ought to you winnow? ought to they winnow?	ought to I be winnowing? ought to you be winnowing? ought to he be winnowing? ought to we be winnowing? ought to you be winnowing? ought to they be winnowing?
Perfect	V-ing perfect
ought to I have winnowed? ought to you have winnowed? ought to he have winnowed? ought to we have winnowed? ought to you have winnowed? ought to they have winnowed?	ought to I have been winnowing? ought to you have been winnowing? ought to he have been winnowing? ought to we have been winnowing? ought to you have been winnowing? ought to they have been winnowing?

Interro-negative form

Simple form	V-ing form
oughtn't I to winnow? oughtn't you to winnow? oughtn't he to winnow? oughtn't we to winnow? oughtn't you to winnow? oughtn't they to winnow?	oughtn't I to be winnowing? oughtn't you to be winnowing? oughtn't he to be winnowing? oughtn't we to be winnowing? oughtn't you to be winnowing? oughtn't they to be winnowing?
Perfect	V-ing perfect
oughtn't I to have winnowed? oughtn't you to have winnowed? oughtn't he to have winnowed? oughtn't we to have winnowed? oughtn't you to have winnowed? oughtn't they to have winnowed?	oughtn't I to have been winnowing? oughtn't you to have been winnowing? oughtn't he to have been winnowing? oughtn't we to have been winnowing? oughtn't you to have been winnowing? oughtn't they to have been winnowing?