I ought to curl you ought to curl he ought to curl we ought to curl you ought to curl they ought to curl
V-ing form
I ought to be curling you ought to be curling he ought to be curling we ought to be curling you ought to be curling they ought to be curling
Perfect
I ought to have curled you ought to have curled he ought to have curled we ought to have curled you ought to have curled they ought to have curled
V-ing perfect
I ought to have been curling you ought to have been curling he ought to have been curling we ought to have been curling you ought to have been curling they ought to have been curling
Negation
Simple form
I ought not to curl you ought not to curl he ought not to curl we ought not to curl you ought not to curl they ought not to curl
V-ing form
I ought not to curling you ought not to curling he ought not to curling we ought not to curling you ought not to curling they ought not to curling
Perfect
I ought not to have curled you ought not to have curled he ought not to have curled we ought not to have curled you ought not to have curled they ought not to have curled
V-ing perfect
I ought not to have been curling you ought not to have been curling he ought not to have been curling we ought not to have been curling you ought not to have been curling they ought not to have been curling
Interrogative form
Simple form
ought to I curl? ought to you curl? ought to he curl? ought to we curl? ought to you curl? ought to they curl?
V-ing form
ought to I be curling? ought to you be curling? ought to he be curling? ought to we be curling? ought to you be curling? ought to they be curling?
Perfect
ought to I have curled? ought to you have curled? ought to he have curled? ought to we have curled? ought to you have curled? ought to they have curled?
V-ing perfect
ought to I have been curling? ought to you have been curling? ought to he have been curling? ought to we have been curling? ought to you have been curling? ought to they have been curling?
Interro-negative form
Simple form
ought I not to curl? ought you not to curl? ought he not to curl? ought we not to curl? ought you not to curl? ought they not to curl?
V-ing form
ought I not to be curling? ought you not to be curling? ought he not to be curling? ought we not to be curling? ought you not to be curling? ought they not to be curling?
Perfect
ought I not to have curled? ought you not to have curled? ought he not to have curled? ought we not to have curled? ought you not to have curled? ought they not to have curled?
V-ing perfect
ought I not to have been curling? ought you not to have been curling? ought he not to have been curling? ought we not to have been curling? ought you not to have been curling? ought they not to have been curling?