I ought to flash you ought to flash he ought to flash we ought to flash you ought to flash they ought to flash
V-ing form
I ought to be flashing you ought to be flashing he ought to be flashing we ought to be flashing you ought to be flashing they ought to be flashing
Perfect
I ought to have flashed you ought to have flashed he ought to have flashed we ought to have flashed you ought to have flashed they ought to have flashed
V-ing perfect
I ought to have been flashing you ought to have been flashing he ought to have been flashing we ought to have been flashing you ought to have been flashing they ought to have been flashing
Negation
Simple form
I ought not to flash you ought not to flash he ought not to flash we ought not to flash you ought not to flash they ought not to flash
V-ing form
I ought not to flashing you ought not to flashing he ought not to flashing we ought not to flashing you ought not to flashing they ought not to flashing
Perfect
I ought not to have flashed you ought not to have flashed he ought not to have flashed we ought not to have flashed you ought not to have flashed they ought not to have flashed
V-ing perfect
I ought not to have been flashing you ought not to have been flashing he ought not to have been flashing we ought not to have been flashing you ought not to have been flashing they ought not to have been flashing
Interrogative form
Simple form
ought to I flash? ought to you flash? ought to he flash? ought to we flash? ought to you flash? ought to they flash?
V-ing form
ought to I be flashing? ought to you be flashing? ought to he be flashing? ought to we be flashing? ought to you be flashing? ought to they be flashing?
Perfect
ought to I have flashed? ought to you have flashed? ought to he have flashed? ought to we have flashed? ought to you have flashed? ought to they have flashed?
V-ing perfect
ought to I have been flashing? ought to you have been flashing? ought to he have been flashing? ought to we have been flashing? ought to you have been flashing? ought to they have been flashing?
Interro-negative form
Simple form
ought I not to flash? ought you not to flash? ought he not to flash? ought we not to flash? ought you not to flash? ought they not to flash?
V-ing form
ought I not to be flashing? ought you not to be flashing? ought he not to be flashing? ought we not to be flashing? ought you not to be flashing? ought they not to be flashing?
Perfect
ought I not to have flashed? ought you not to have flashed? ought he not to have flashed? ought we not to have flashed? ought you not to have flashed? ought they not to have flashed?
V-ing perfect
ought I not to have been flashing? ought you not to have been flashing? ought he not to have been flashing? ought we not to have been flashing? ought you not to have been flashing? ought they not to have been flashing?