I ought to oscillate you ought to oscillate she ought to oscillate we ought to oscillate you ought to oscillate they ought to oscillate
V-ing form
I ought to be oscillating you ought to be oscillating she ought to be oscillating we ought to be oscillating you ought to be oscillating they ought to be oscillating
Perfect
I ought to have oscillated you ought to have oscillated she ought to have oscillated we ought to have oscillated you ought to have oscillated they ought to have oscillated
V-ing perfect
I ought to have been oscillating you ought to have been oscillating she ought to have been oscillating we ought to have been oscillating you ought to have been oscillating they ought to have been oscillating
Negation
Simple form
I ought not to oscillate you ought not to oscillate she ought not to oscillate we ought not to oscillate you ought not to oscillate they ought not to oscillate
V-ing form
I ought not to oscillating you ought not to oscillating she ought not to oscillating we ought not to oscillating you ought not to oscillating they ought not to oscillating
Perfect
I ought not to have oscillated you ought not to have oscillated she ought not to have oscillated we ought not to have oscillated you ought not to have oscillated they ought not to have oscillated
V-ing perfect
I ought not to have been oscillating you ought not to have been oscillating she ought not to have been oscillating we ought not to have been oscillating you ought not to have been oscillating they ought not to have been oscillating
Interrogative form
Simple form
ought to I oscillate? ought to you oscillate? ought to she oscillate? ought to we oscillate? ought to you oscillate? ought to they oscillate?
V-ing form
ought to I be oscillating? ought to you be oscillating? ought to she be oscillating? ought to we be oscillating? ought to you be oscillating? ought to they be oscillating?
Perfect
ought to I have oscillated? ought to you have oscillated? ought to she have oscillated? ought to we have oscillated? ought to you have oscillated? ought to they have oscillated?
V-ing perfect
ought to I have been oscillating? ought to you have been oscillating? ought to she have been oscillating? ought to we have been oscillating? ought to you have been oscillating? ought to they have been oscillating?
Interro-negative form
Simple form
ought I not to oscillate? ought you not to oscillate? ought she not to oscillate? ought we not to oscillate? ought you not to oscillate? ought they not to oscillate?
V-ing form
ought I not to be oscillating? ought you not to be oscillating? ought she not to be oscillating? ought we not to be oscillating? ought you not to be oscillating? ought they not to be oscillating?
Perfect
ought I not to have oscillated? ought you not to have oscillated? ought she not to have oscillated? ought we not to have oscillated? ought you not to have oscillated? ought they not to have oscillated?
V-ing perfect
ought I not to have been oscillating? ought you not to have been oscillating? ought she not to have been oscillating? ought we not to have been oscillating? ought you not to have been oscillating? ought they not to have been oscillating?