I ought to cough you ought to cough he ought to cough we ought to cough you ought to cough they ought to cough
V-ing form
I ought to be coughing you ought to be coughing he ought to be coughing we ought to be coughing you ought to be coughing they ought to be coughing
Perfect
I ought to have coughed you ought to have coughed he ought to have coughed we ought to have coughed you ought to have coughed they ought to have coughed
V-ing perfect
I ought to have been coughing you ought to have been coughing he ought to have been coughing we ought to have been coughing you ought to have been coughing they ought to have been coughing
Negation
Simple form
I ought not to cough you ought not to cough he ought not to cough we ought not to cough you ought not to cough they ought not to cough
V-ing form
I ought not to coughing you ought not to coughing he ought not to coughing we ought not to coughing you ought not to coughing they ought not to coughing
Perfect
I ought not to have coughed you ought not to have coughed he ought not to have coughed we ought not to have coughed you ought not to have coughed they ought not to have coughed
V-ing perfect
I ought not to have been coughing you ought not to have been coughing he ought not to have been coughing we ought not to have been coughing you ought not to have been coughing they ought not to have been coughing
Interrogative form
Simple form
ought to I cough? ought to you cough? ought to he cough? ought to we cough? ought to you cough? ought to they cough?
V-ing form
ought to I be coughing? ought to you be coughing? ought to he be coughing? ought to we be coughing? ought to you be coughing? ought to they be coughing?
Perfect
ought to I have coughed? ought to you have coughed? ought to he have coughed? ought to we have coughed? ought to you have coughed? ought to they have coughed?
V-ing perfect
ought to I have been coughing? ought to you have been coughing? ought to he have been coughing? ought to we have been coughing? ought to you have been coughing? ought to they have been coughing?
Interro-negative form
Simple form
ought I not to cough? ought you not to cough? ought he not to cough? ought we not to cough? ought you not to cough? ought they not to cough?
V-ing form
ought I not to be coughing? ought you not to be coughing? ought he not to be coughing? ought we not to be coughing? ought you not to be coughing? ought they not to be coughing?
Perfect
ought I not to have coughed? ought you not to have coughed? ought he not to have coughed? ought we not to have coughed? ought you not to have coughed? ought they not to have coughed?
V-ing perfect
ought I not to have been coughing? ought you not to have been coughing? ought he not to have been coughing? ought we not to have been coughing? ought you not to have been coughing? ought they not to have been coughing?