English verb conjugation
OUGHT TO SAIL

Regular verb: sail - sailed - sailed

Affirmation

Simple form	V-ing form
I ought to sail you ought to sail she ought to sail we ought to sail you ought to sail they ought to sail	I ought to be sailing you ought to be sailing she ought to be sailing we ought to be sailing you ought to be sailing they ought to be sailing
Perfect	V-ing perfect
I ought to have sailed you ought to have sailed she ought to have sailed we ought to have sailed you ought to have sailed they ought to have sailed	I ought to have been sailing you ought to have been sailing she ought to have been sailing we ought to have been sailing you ought to have been sailing they ought to have been sailing

Negation

Simple form	V-ing form
I ought not to sail you ought not to sail she ought not to sail we ought not to sail you ought not to sail they ought not to sail	I ought not to sailing you ought not to sailing she ought not to sailing we ought not to sailing you ought not to sailing they ought not to sailing
Perfect	V-ing perfect
I ought not to have sailed you ought not to have sailed she ought not to have sailed we ought not to have sailed you ought not to have sailed they ought not to have sailed	I ought not to have been sailing you ought not to have been sailing she ought not to have been sailing we ought not to have been sailing you ought not to have been sailing they ought not to have been sailing

Interrogative form

Simple form	V-ing form
ought to I sail? ought to you sail? ought to she sail? ought to we sail? ought to you sail? ought to they sail?	ought to I be sailing? ought to you be sailing? ought to she be sailing? ought to we be sailing? ought to you be sailing? ought to they be sailing?
Perfect	V-ing perfect
ought to I have sailed? ought to you have sailed? ought to she have sailed? ought to we have sailed? ought to you have sailed? ought to they have sailed?	ought to I have been sailing? ought to you have been sailing? ought to she have been sailing? ought to we have been sailing? ought to you have been sailing? ought to they have been sailing?

Interro-negative form

Simple form	V-ing form
ought I not to sail? ought you not to sail? ought she not to sail? ought we not to sail? ought you not to sail? ought they not to sail?	ought I not to be sailing? ought you not to be sailing? ought she not to be sailing? ought we not to be sailing? ought you not to be sailing? ought they not to be sailing?
Perfect	V-ing perfect
ought I not to have sailed? ought you not to have sailed? ought she not to have sailed? ought we not to have sailed? ought you not to have sailed? ought they not to have sailed?	ought I not to have been sailing? ought you not to have been sailing? ought she not to have been sailing? ought we not to have been sailing? ought you not to have been sailing? ought they not to have been sailing?