I ought to laugh you ought to laugh he ought to laugh we ought to laugh you ought to laugh they ought to laugh
V-ing form
I ought to be laughing you ought to be laughing he ought to be laughing we ought to be laughing you ought to be laughing they ought to be laughing
Perfect
I ought to have laughed you ought to have laughed he ought to have laughed we ought to have laughed you ought to have laughed they ought to have laughed
V-ing perfect
I ought to have been laughing you ought to have been laughing he ought to have been laughing we ought to have been laughing you ought to have been laughing they ought to have been laughing
Negation
Simple form
I oughtn't to laugh you oughtn't to laugh he oughtn't to laugh we oughtn't to laugh you oughtn't to laugh they oughtn't to laugh
V-ing form
I oughtn't to be laughing you oughtn't to be laughing he oughtn't to be laughing we oughtn't to be laughing you oughtn't to be laughing they oughtn't to be laughing
Perfect
I oughtn't to have laughed you oughtn't to have laughed he oughtn't to have laughed we oughtn't to have laughed you oughtn't to have laughed they oughtn't to have laughed
V-ing perfect
I oughtn't to have been laughing you oughtn't to have been laughing he oughtn't to have been laughing we oughtn't to have been laughing you oughtn't to have been laughing they oughtn't to have been laughing
Interrogative form
Simple form
ought to I laugh? ought to you laugh? ought to he laugh? ought to we laugh? ought to you laugh? ought to they laugh?
V-ing form
ought to I be laughing? ought to you be laughing? ought to he be laughing? ought to we be laughing? ought to you be laughing? ought to they be laughing?
Perfect
ought to I have laughed? ought to you have laughed? ought to he have laughed? ought to we have laughed? ought to you have laughed? ought to they have laughed?
V-ing perfect
ought to I have been laughing? ought to you have been laughing? ought to he have been laughing? ought to we have been laughing? ought to you have been laughing? ought to they have been laughing?
Interro-negative form
Simple form
oughtn't I to laugh? oughtn't you to laugh? oughtn't he to laugh? oughtn't we to laugh? oughtn't you to laugh? oughtn't they to laugh?
V-ing form
oughtn't I to be laughing? oughtn't you to be laughing? oughtn't he to be laughing? oughtn't we to be laughing? oughtn't you to be laughing? oughtn't they to be laughing?
Perfect
oughtn't I to have laughed? oughtn't you to have laughed? oughtn't he to have laughed? oughtn't we to have laughed? oughtn't you to have laughed? oughtn't they to have laughed?
V-ing perfect
oughtn't I to have been laughing? oughtn't you to have been laughing? oughtn't he to have been laughing? oughtn't we to have been laughing? oughtn't you to have been laughing? oughtn't they to have been laughing?