I ought to park you ought to park he ought to park we ought to park you ought to park they ought to park
V-ing form
I ought to be parking you ought to be parking he ought to be parking we ought to be parking you ought to be parking they ought to be parking
Perfect
I ought to have parked you ought to have parked he ought to have parked we ought to have parked you ought to have parked they ought to have parked
V-ing perfect
I ought to have been parking you ought to have been parking he ought to have been parking we ought to have been parking you ought to have been parking they ought to have been parking
Negation
Simple form
I ought not to park you ought not to park he ought not to park we ought not to park you ought not to park they ought not to park
V-ing form
I ought not to parking you ought not to parking he ought not to parking we ought not to parking you ought not to parking they ought not to parking
Perfect
I ought not to have parked you ought not to have parked he ought not to have parked we ought not to have parked you ought not to have parked they ought not to have parked
V-ing perfect
I ought not to have been parking you ought not to have been parking he ought not to have been parking we ought not to have been parking you ought not to have been parking they ought not to have been parking
Interrogative form
Simple form
ought to I park? ought to you park? ought to he park? ought to we park? ought to you park? ought to they park?
V-ing form
ought to I be parking? ought to you be parking? ought to he be parking? ought to we be parking? ought to you be parking? ought to they be parking?
Perfect
ought to I have parked? ought to you have parked? ought to he have parked? ought to we have parked? ought to you have parked? ought to they have parked?
V-ing perfect
ought to I have been parking? ought to you have been parking? ought to he have been parking? ought to we have been parking? ought to you have been parking? ought to they have been parking?
Interro-negative form
Simple form
ought I not to park? ought you not to park? ought he not to park? ought we not to park? ought you not to park? ought they not to park?
V-ing form
ought I not to be parking? ought you not to be parking? ought he not to be parking? ought we not to be parking? ought you not to be parking? ought they not to be parking?
Perfect
ought I not to have parked? ought you not to have parked? ought he not to have parked? ought we not to have parked? ought you not to have parked? ought they not to have parked?
V-ing perfect
ought I not to have been parking? ought you not to have been parking? ought he not to have been parking? ought we not to have been parking? ought you not to have been parking? ought they not to have been parking?