ought to sand
Regular verb: sand - sanded- sanded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to sand
you ought to sand
he ought to sand
we ought to sand
you ought to sand
they ought to sand 	I ought to be sanding
you ought to be sanding
he ought to be sanding
we ought to be sanding
you ought to be sanding
they ought to be sanding	I ought to have sanded
you ought to have sanded
he ought to have sanded
we ought to have sanded
you ought to have sanded
they ought to have sanded	I ought to have been sanding
you ought to have been sanding
he ought to have been sanding
we ought to have been sanding
you ought to have been sanding
they ought to have been sanding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to sand
you oughtn't to sand
he oughtn't to sand
we oughtn't to sand
you oughtn't to sand
they oughtn't to sand 	I oughtn't to be sanding
you oughtn't to be sanding
he oughtn't to be sanding
we oughtn't to be sanding
you oughtn't to be sanding
they oughtn't to be sanding	I oughtn't to have sanded
you oughtn't to have sanded
he oughtn't to have sanded
we oughtn't to have sanded
you oughtn't to have sanded
they oughtn't to have sanded	I oughtn't to have been sanding
you oughtn't to have been sanding
he oughtn't to have been sanding
we oughtn't to have been sanding
you oughtn't to have been sanding
they oughtn't to have been sanding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I sand?
ought to you sand?
ought to he sand?
ought to we sand?
ought to you sand?
ought to they sand? 	ought to I be sanding?
ought to you be sanding?
ought to he be sanding?
ought to we be sanding?
ought to you be sanding?
ought to they be sanding? 	ought to I have sanded?
ought to you have sanded?
ought to he have sanded?
ought to we have sanded?
ought to you have sanded?
ought to they have sanded? 	ought to I have been sanding?
ought to you have been sanding?
ought to he have been sanding?
ought to we have been sanding?
ought to you have been sanding?
ought to they have been sanding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to sand?
oughtn't you to sand?
oughtn't he to sand?
oughtn't we to sand?
oughtn't you to sand?
oughtn't they to sand? 	oughtn't I to be sanding?
oughtn't you to be sanding?
oughtn't he to be sanding?
oughtn't we to be sanding?
oughtn't you to be sanding?
oughtn't they to be sanding? 	oughtn't I to have sanded?
oughtn't you to have sanded?
oughtn't he to have sanded?
oughtn't we to have sanded?
oughtn't you to have sanded?
oughtn't they to have sanded? 	oughtn't I to have been sanding?
oughtn't you to have been sanding?
oughtn't he to have been sanding?
oughtn't we to have been sanding?
oughtn't you to have been sanding?
oughtn't they to have been sanding?