I ought to retreat you ought to retreat she ought to retreat we ought to retreat you ought to retreat they ought to retreat
V-ing form
I ought to be retreating you ought to be retreating she ought to be retreating we ought to be retreating you ought to be retreating they ought to be retreating
Perfect
I ought to have retreated you ought to have retreated she ought to have retreated we ought to have retreated you ought to have retreated they ought to have retreated
V-ing perfect
I ought to have been retreating you ought to have been retreating she ought to have been retreating we ought to have been retreating you ought to have been retreating they ought to have been retreating
Negation
Simple form
I ought not to retreat you ought not to retreat she ought not to retreat we ought not to retreat you ought not to retreat they ought not to retreat
V-ing form
I ought not to retreating you ought not to retreating she ought not to retreating we ought not to retreating you ought not to retreating they ought not to retreating
Perfect
I ought not to have retreated you ought not to have retreated she ought not to have retreated we ought not to have retreated you ought not to have retreated they ought not to have retreated
V-ing perfect
I ought not to have been retreating you ought not to have been retreating she ought not to have been retreating we ought not to have been retreating you ought not to have been retreating they ought not to have been retreating
Interrogative form
Simple form
ought to I retreat? ought to you retreat? ought to she retreat? ought to we retreat? ought to you retreat? ought to they retreat?
V-ing form
ought to I be retreating? ought to you be retreating? ought to she be retreating? ought to we be retreating? ought to you be retreating? ought to they be retreating?
Perfect
ought to I have retreated? ought to you have retreated? ought to she have retreated? ought to we have retreated? ought to you have retreated? ought to they have retreated?
V-ing perfect
ought to I have been retreating? ought to you have been retreating? ought to she have been retreating? ought to we have been retreating? ought to you have been retreating? ought to they have been retreating?
Interro-negative form
Simple form
ought I not to retreat? ought you not to retreat? ought she not to retreat? ought we not to retreat? ought you not to retreat? ought they not to retreat?
V-ing form
ought I not to be retreating? ought you not to be retreating? ought she not to be retreating? ought we not to be retreating? ought you not to be retreating? ought they not to be retreating?
Perfect
ought I not to have retreated? ought you not to have retreated? ought she not to have retreated? ought we not to have retreated? ought you not to have retreated? ought they not to have retreated?
V-ing perfect
ought I not to have been retreating? ought you not to have been retreating? ought she not to have been retreating? ought we not to have been retreating? ought you not to have been retreating? ought they not to have been retreating?