ought to precook
Regular verb: precook - precooked- precooked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to precook
you ought to precook
she ought to precook
we ought to precook
you ought to precook
they ought to precook 	I ought to be precooking
you ought to be precooking
she ought to be precooking
we ought to be precooking
you ought to be precooking
they ought to be precooking	I ought to have precooked
you ought to have precooked
she ought to have precooked
we ought to have precooked
you ought to have precooked
they ought to have precooked	I ought to have been precooking
you ought to have been precooking
she ought to have been precooking
we ought to have been precooking
you ought to have been precooking
they ought to have been precooking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to precook
you oughtn't to precook
she oughtn't to precook
we oughtn't to precook
you oughtn't to precook
they oughtn't to precook 	I oughtn't to be precooking
you oughtn't to be precooking
she oughtn't to be precooking
we oughtn't to be precooking
you oughtn't to be precooking
they oughtn't to be precooking	I oughtn't to have precooked
you oughtn't to have precooked
she oughtn't to have precooked
we oughtn't to have precooked
you oughtn't to have precooked
they oughtn't to have precooked	I oughtn't to have been precooking
you oughtn't to have been precooking
she oughtn't to have been precooking
we oughtn't to have been precooking
you oughtn't to have been precooking
they oughtn't to have been precooking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I precook?
ought to you precook?
ought to she precook?
ought to we precook?
ought to you precook?
ought to they precook? 	ought to I be precooking?
ought to you be precooking?
ought to she be precooking?
ought to we be precooking?
ought to you be precooking?
ought to they be precooking? 	ought to I have precooked?
ought to you have precooked?
ought to she have precooked?
ought to we have precooked?
ought to you have precooked?
ought to they have precooked? 	ought to I have been precooking?
ought to you have been precooking?
ought to she have been precooking?
ought to we have been precooking?
ought to you have been precooking?
ought to they have been precooking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to precook?
oughtn't you to precook?
oughtn't she to precook?
oughtn't we to precook?
oughtn't you to precook?
oughtn't they to precook? 	oughtn't I to be precooking?
oughtn't you to be precooking?
oughtn't she to be precooking?
oughtn't we to be precooking?
oughtn't you to be precooking?
oughtn't they to be precooking? 	oughtn't I to have precooked?
oughtn't you to have precooked?
oughtn't she to have precooked?
oughtn't we to have precooked?
oughtn't you to have precooked?
oughtn't they to have precooked? 	oughtn't I to have been precooking?
oughtn't you to have been precooking?
oughtn't she to have been precooking?
oughtn't we to have been precooking?
oughtn't you to have been precooking?
oughtn't they to have been precooking?