English verb conjugation
OUGHT TO GRAB

Regular verb: grab - grabbed - grabbed

Affirmation

Simple form	V-ing form
I ought to grab you ought to grab she ought to grab we ought to grab you ought to grab they ought to grab	I ought to be grabbing you ought to be grabbing she ought to be grabbing we ought to be grabbing you ought to be grabbing they ought to be grabbing
Perfect	V-ing perfect
I ought to have grabbed you ought to have grabbed she ought to have grabbed we ought to have grabbed you ought to have grabbed they ought to have grabbed	I ought to have been grabbing you ought to have been grabbing she ought to have been grabbing we ought to have been grabbing you ought to have been grabbing they ought to have been grabbing

Negation

Simple form	V-ing form
I oughtn't to grab you oughtn't to grab she oughtn't to grab we oughtn't to grab you oughtn't to grab they oughtn't to grab	I oughtn't to be grabbing you oughtn't to be grabbing she oughtn't to be grabbing we oughtn't to be grabbing you oughtn't to be grabbing they oughtn't to be grabbing
Perfect	V-ing perfect
I oughtn't to have grabbed you oughtn't to have grabbed she oughtn't to have grabbed we oughtn't to have grabbed you oughtn't to have grabbed they oughtn't to have grabbed	I oughtn't to have been grabbing you oughtn't to have been grabbing she oughtn't to have been grabbing we oughtn't to have been grabbing you oughtn't to have been grabbing they oughtn't to have been grabbing

Interrogative form

Simple form	V-ing form
ought to I grab? ought to you grab? ought to she grab? ought to we grab? ought to you grab? ought to they grab?	ought to I be grabbing? ought to you be grabbing? ought to she be grabbing? ought to we be grabbing? ought to you be grabbing? ought to they be grabbing?
Perfect	V-ing perfect
ought to I have grabbed? ought to you have grabbed? ought to she have grabbed? ought to we have grabbed? ought to you have grabbed? ought to they have grabbed?	ought to I have been grabbing? ought to you have been grabbing? ought to she have been grabbing? ought to we have been grabbing? ought to you have been grabbing? ought to they have been grabbing?

Interro-negative form

Simple form	V-ing form
oughtn't I to grab? oughtn't you to grab? oughtn't she to grab? oughtn't we to grab? oughtn't you to grab? oughtn't they to grab?	oughtn't I to be grabbing? oughtn't you to be grabbing? oughtn't she to be grabbing? oughtn't we to be grabbing? oughtn't you to be grabbing? oughtn't they to be grabbing?
Perfect	V-ing perfect
oughtn't I to have grabbed? oughtn't you to have grabbed? oughtn't she to have grabbed? oughtn't we to have grabbed? oughtn't you to have grabbed? oughtn't they to have grabbed?	oughtn't I to have been grabbing? oughtn't you to have been grabbing? oughtn't she to have been grabbing? oughtn't we to have been grabbing? oughtn't you to have been grabbing? oughtn't they to have been grabbing?