ought to flatten
Verbo regolare: flatten - flattened- flattened

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I ought to flatten
you ought to flatten
he ought to flatten
we ought to flatten
you ought to flatten
they ought to flatten 	I ought to be flattening
you ought to be flattening
he ought to be flattening
we ought to be flattening
you ought to be flattening
they ought to be flattening	I ought to have flattened
you ought to have flattened
he ought to have flattened
we ought to have flattened
you ought to have flattened
they ought to have flattened	I ought to have been flattening
you ought to have been flattening
he ought to have been flattening
we ought to have been flattening
you ought to have been flattening
they ought to have been flattening	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I ought not to flatten
you ought not to flatten
he ought not to flatten
we ought not to flatten
you ought not to flatten
they ought not to flatten 	I ought not to flattening
you ought not to flattening
he ought not to flattening
we ought not to flattening
you ought not to flattening
they ought not to flattening	I ought not to have flattened
you ought not to have flattened
he ought not to have flattened
we ought not to have flattened
you ought not to have flattened
they ought not to have flattened	I ought not to have been flattening
you ought not to have been flattening
he ought not to have been flattening
we ought not to have been flattening
you ought not to have been flattening
they ought not to have been flattening	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
ought to I flatten?
ought to you flatten?
ought to he flatten?
ought to we flatten?
ought to you flatten?
ought to they flatten? 	ought to I be flattening?
ought to you be flattening?
ought to he be flattening?
ought to we be flattening?
ought to you be flattening?
ought to they be flattening? 	ought to I have flattened?
ought to you have flattened?
ought to he have flattened?
ought to we have flattened?
ought to you have flattened?
ought to they have flattened? 	ought to I have been flattening?
ought to you have been flattening?
ought to he have been flattening?
ought to we have been flattening?
ought to you have been flattening?
ought to they have been flattening? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
ought I not to flatten?
ought you not to flatten?
ought he not to flatten?
ought we not to flatten?
ought you not to flatten?
ought they not to flatten? 	ought I not to be flattening?
ought you not to be flattening?
ought he not to be flattening?
ought we not to be flattening?
ought you not to be flattening?
ought they not to be flattening? 	ought I not to have flattened?
ought you not to have flattened?
ought he not to have flattened?
ought we not to have flattened?
ought you not to have flattened?
ought they not to have flattened? 	ought I not to have been flattening?
ought you not to have been flattening?
ought he not to have been flattening?
ought we not to have been flattening?
ought you not to have been flattening?
ought they not to have been flattening?