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