I ought to ponder you ought to ponder she ought to ponder we ought to ponder you ought to ponder they ought to ponder
V-ing form
I ought to be pondering you ought to be pondering she ought to be pondering we ought to be pondering you ought to be pondering they ought to be pondering
Perfect
I ought to have pondered you ought to have pondered she ought to have pondered we ought to have pondered you ought to have pondered they ought to have pondered
V-ing perfect
I ought to have been pondering you ought to have been pondering she ought to have been pondering we ought to have been pondering you ought to have been pondering they ought to have been pondering
Negation
Simple form
I ought not to ponder you ought not to ponder she ought not to ponder we ought not to ponder you ought not to ponder they ought not to ponder
V-ing form
I ought not to pondering you ought not to pondering she ought not to pondering we ought not to pondering you ought not to pondering they ought not to pondering
Perfect
I ought not to have pondered you ought not to have pondered she ought not to have pondered we ought not to have pondered you ought not to have pondered they ought not to have pondered
V-ing perfect
I ought not to have been pondering you ought not to have been pondering she ought not to have been pondering we ought not to have been pondering you ought not to have been pondering they ought not to have been pondering
Interrogative form
Simple form
ought to I ponder? ought to you ponder? ought to she ponder? ought to we ponder? ought to you ponder? ought to they ponder?
V-ing form
ought to I be pondering? ought to you be pondering? ought to she be pondering? ought to we be pondering? ought to you be pondering? ought to they be pondering?
Perfect
ought to I have pondered? ought to you have pondered? ought to she have pondered? ought to we have pondered? ought to you have pondered? ought to they have pondered?
V-ing perfect
ought to I have been pondering? ought to you have been pondering? ought to she have been pondering? ought to we have been pondering? ought to you have been pondering? ought to they have been pondering?
Interro-negative form
Simple form
ought I not to ponder? ought you not to ponder? ought she not to ponder? ought we not to ponder? ought you not to ponder? ought they not to ponder?
V-ing form
ought I not to be pondering? ought you not to be pondering? ought she not to be pondering? ought we not to be pondering? ought you not to be pondering? ought they not to be pondering?
Perfect
ought I not to have pondered? ought you not to have pondered? ought she not to have pondered? ought we not to have pondered? ought you not to have pondered? ought they not to have pondered?
V-ing perfect
ought I not to have been pondering? ought you not to have been pondering? ought she not to have been pondering? ought we not to have been pondering? ought you not to have been pondering? ought they not to have been pondering?