ought to dam
Verbo regular: dam - dammed- dammed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to dam
you ought to dam
he ought to dam
we ought to dam
you ought to dam
they ought to dam 	I ought to be damming
you ought to be damming
he ought to be damming
we ought to be damming
you ought to be damming
they ought to be damming	I ought to have dammed
you ought to have dammed
he ought to have dammed
we ought to have dammed
you ought to have dammed
they ought to have dammed	I ought to have been damming
you ought to have been damming
he ought to have been damming
we ought to have been damming
you ought to have been damming
they ought to have been damming	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought not to dam
you ought not to dam
he ought not to dam
we ought not to dam
you ought not to dam
they ought not to dam 	I ought not to damming
you ought not to damming
he ought not to damming
we ought not to damming
you ought not to damming
they ought not to damming	I ought not to have dammed
you ought not to have dammed
he ought not to have dammed
we ought not to have dammed
you ought not to have dammed
they ought not to have dammed	I ought not to have been damming
you ought not to have been damming
he ought not to have been damming
we ought not to have been damming
you ought not to have been damming
they ought not to have been damming	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I dam?
ought to you dam?
ought to he dam?
ought to we dam?
ought to you dam?
ought to they dam? 	ought to I be damming?
ought to you be damming?
ought to he be damming?
ought to we be damming?
ought to you be damming?
ought to they be damming? 	ought to I have dammed?
ought to you have dammed?
ought to he have dammed?
ought to we have dammed?
ought to you have dammed?
ought to they have dammed? 	ought to I have been damming?
ought to you have been damming?
ought to he have been damming?
ought to we have been damming?
ought to you have been damming?
ought to they have been damming? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought I not to dam?
ought you not to dam?
ought he not to dam?
ought we not to dam?
ought you not to dam?
ought they not to dam? 	ought I not to be damming?
ought you not to be damming?
ought he not to be damming?
ought we not to be damming?
ought you not to be damming?
ought they not to be damming? 	ought I not to have dammed?
ought you not to have dammed?
ought he not to have dammed?
ought we not to have dammed?
ought you not to have dammed?
ought they not to have dammed? 	ought I not to have been damming?
ought you not to have been damming?
ought he not to have been damming?
ought we not to have been damming?
ought you not to have been damming?
ought they not to have been damming?