ought to frost
Verbo regular: frost - frosted- frosted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to frost
you ought to frost
he ought to frost
we ought to frost
you ought to frost
they ought to frost 	I ought to be frosting
you ought to be frosting
he ought to be frosting
we ought to be frosting
you ought to be frosting
they ought to be frosting	I ought to have frosted
you ought to have frosted
he ought to have frosted
we ought to have frosted
you ought to have frosted
they ought to have frosted	I ought to have been frosting
you ought to have been frosting
he ought to have been frosting
we ought to have been frosting
you ought to have been frosting
they ought to have been frosting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought not to frost
you ought not to frost
he ought not to frost
we ought not to frost
you ought not to frost
they ought not to frost 	I ought not to frosting
you ought not to frosting
he ought not to frosting
we ought not to frosting
you ought not to frosting
they ought not to frosting	I ought not to have frosted
you ought not to have frosted
he ought not to have frosted
we ought not to have frosted
you ought not to have frosted
they ought not to have frosted	I ought not to have been frosting
you ought not to have been frosting
he ought not to have been frosting
we ought not to have been frosting
you ought not to have been frosting
they ought not to have been frosting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I frost?
ought to you frost?
ought to he frost?
ought to we frost?
ought to you frost?
ought to they frost? 	ought to I be frosting?
ought to you be frosting?
ought to he be frosting?
ought to we be frosting?
ought to you be frosting?
ought to they be frosting? 	ought to I have frosted?
ought to you have frosted?
ought to he have frosted?
ought to we have frosted?
ought to you have frosted?
ought to they have frosted? 	ought to I have been frosting?
ought to you have been frosting?
ought to he have been frosting?
ought to we have been frosting?
ought to you have been frosting?
ought to they have been frosting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought I not to frost?
ought you not to frost?
ought he not to frost?
ought we not to frost?
ought you not to frost?
ought they not to frost? 	ought I not to be frosting?
ought you not to be frosting?
ought he not to be frosting?
ought we not to be frosting?
ought you not to be frosting?
ought they not to be frosting? 	ought I not to have frosted?
ought you not to have frosted?
ought he not to have frosted?
ought we not to have frosted?
ought you not to have frosted?
ought they not to have frosted? 	ought I not to have been frosting?
ought you not to have been frosting?
ought he not to have been frosting?
ought we not to have been frosting?
ought you not to have been frosting?
ought they not to have been frosting?