ought to tighten
Verbo regular: tighten - tightened- tightened

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to tighten
you ought to tighten
she ought to tighten
we ought to tighten
you ought to tighten
they ought to tighten 	I ought to be tightening
you ought to be tightening
she ought to be tightening
we ought to be tightening
you ought to be tightening
they ought to be tightening	I ought to have tightened
you ought to have tightened
she ought to have tightened
we ought to have tightened
you ought to have tightened
they ought to have tightened	I ought to have been tightening
you ought to have been tightening
she ought to have been tightening
we ought to have been tightening
you ought to have been tightening
they ought to have been tightening	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought not to tighten
you ought not to tighten
she ought not to tighten
we ought not to tighten
you ought not to tighten
they ought not to tighten 	I ought not to tightening
you ought not to tightening
she ought not to tightening
we ought not to tightening
you ought not to tightening
they ought not to tightening	I ought not to have tightened
you ought not to have tightened
she ought not to have tightened
we ought not to have tightened
you ought not to have tightened
they ought not to have tightened	I ought not to have been tightening
you ought not to have been tightening
she ought not to have been tightening
we ought not to have been tightening
you ought not to have been tightening
they ought not to have been tightening	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I tighten?
ought to you tighten?
ought to she tighten?
ought to we tighten?
ought to you tighten?
ought to they tighten? 	ought to I be tightening?
ought to you be tightening?
ought to she be tightening?
ought to we be tightening?
ought to you be tightening?
ought to they be tightening? 	ought to I have tightened?
ought to you have tightened?
ought to she have tightened?
ought to we have tightened?
ought to you have tightened?
ought to they have tightened? 	ought to I have been tightening?
ought to you have been tightening?
ought to she have been tightening?
ought to we have been tightening?
ought to you have been tightening?
ought to they have been tightening? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought I not to tighten?
ought you not to tighten?
ought she not to tighten?
ought we not to tighten?
ought you not to tighten?
ought they not to tighten? 	ought I not to be tightening?
ought you not to be tightening?
ought she not to be tightening?
ought we not to be tightening?
ought you not to be tightening?
ought they not to be tightening? 	ought I not to have tightened?
ought you not to have tightened?
ought she not to have tightened?
ought we not to have tightened?
ought you not to have tightened?
ought they not to have tightened? 	ought I not to have been tightening?
ought you not to have been tightening?
ought she not to have been tightening?
ought we not to have been tightening?
ought you not to have been tightening?
ought they not to have been tightening?