English verb conjugation
OUGHT TO UNSHELL

Regular verb: unshell - unshelled - unshelled

Affirmation

Simple form	V-ing form
I ought to unshell you ought to unshell she ought to unshell we ought to unshell you ought to unshell they ought to unshell	I ought to be unshelling you ought to be unshelling she ought to be unshelling we ought to be unshelling you ought to be unshelling they ought to be unshelling
Perfect	V-ing perfect
I ought to have unshelled you ought to have unshelled she ought to have unshelled we ought to have unshelled you ought to have unshelled they ought to have unshelled	I ought to have been unshelling you ought to have been unshelling she ought to have been unshelling we ought to have been unshelling you ought to have been unshelling they ought to have been unshelling

Negation

Simple form	V-ing form
I oughtn't to unshell you oughtn't to unshell she oughtn't to unshell we oughtn't to unshell you oughtn't to unshell they oughtn't to unshell	I oughtn't to be unshelling you oughtn't to be unshelling she oughtn't to be unshelling we oughtn't to be unshelling you oughtn't to be unshelling they oughtn't to be unshelling
Perfect	V-ing perfect
I oughtn't to have unshelled you oughtn't to have unshelled she oughtn't to have unshelled we oughtn't to have unshelled you oughtn't to have unshelled they oughtn't to have unshelled	I oughtn't to have been unshelling you oughtn't to have been unshelling she oughtn't to have been unshelling we oughtn't to have been unshelling you oughtn't to have been unshelling they oughtn't to have been unshelling

Interrogative form

Simple form	V-ing form
ought to I unshell? ought to you unshell? ought to she unshell? ought to we unshell? ought to you unshell? ought to they unshell?	ought to I be unshelling? ought to you be unshelling? ought to she be unshelling? ought to we be unshelling? ought to you be unshelling? ought to they be unshelling?
Perfect	V-ing perfect
ought to I have unshelled? ought to you have unshelled? ought to she have unshelled? ought to we have unshelled? ought to you have unshelled? ought to they have unshelled?	ought to I have been unshelling? ought to you have been unshelling? ought to she have been unshelling? ought to we have been unshelling? ought to you have been unshelling? ought to they have been unshelling?

Interro-negative form

Simple form	V-ing form
oughtn't I to unshell? oughtn't you to unshell? oughtn't she to unshell? oughtn't we to unshell? oughtn't you to unshell? oughtn't they to unshell?	oughtn't I to be unshelling? oughtn't you to be unshelling? oughtn't she to be unshelling? oughtn't we to be unshelling? oughtn't you to be unshelling? oughtn't they to be unshelling?
Perfect	V-ing perfect
oughtn't I to have unshelled? oughtn't you to have unshelled? oughtn't she to have unshelled? oughtn't we to have unshelled? oughtn't you to have unshelled? oughtn't they to have unshelled?	oughtn't I to have been unshelling? oughtn't you to have been unshelling? oughtn't she to have been unshelling? oughtn't we to have been unshelling? oughtn't you to have been unshelling? oughtn't they to have been unshelling?