ought to combine
Verbo regular: combine - combined- combined

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to combine
you ought to combine
he ought to combine
we ought to combine
you ought to combine
they ought to combine 	I ought to be combining
you ought to be combining
he ought to be combining
we ought to be combining
you ought to be combining
they ought to be combining	I ought to have combined
you ought to have combined
he ought to have combined
we ought to have combined
you ought to have combined
they ought to have combined	I ought to have been combining
you ought to have been combining
he ought to have been combining
we ought to have been combining
you ought to have been combining
they ought to have been combining	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought not to combine
you ought not to combine
he ought not to combine
we ought not to combine
you ought not to combine
they ought not to combine 	I ought not to combining
you ought not to combining
he ought not to combining
we ought not to combining
you ought not to combining
they ought not to combining	I ought not to have combined
you ought not to have combined
he ought not to have combined
we ought not to have combined
you ought not to have combined
they ought not to have combined	I ought not to have been combining
you ought not to have been combining
he ought not to have been combining
we ought not to have been combining
you ought not to have been combining
they ought not to have been combining	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I combine?
ought to you combine?
ought to he combine?
ought to we combine?
ought to you combine?
ought to they combine? 	ought to I be combining?
ought to you be combining?
ought to he be combining?
ought to we be combining?
ought to you be combining?
ought to they be combining? 	ought to I have combined?
ought to you have combined?
ought to he have combined?
ought to we have combined?
ought to you have combined?
ought to they have combined? 	ought to I have been combining?
ought to you have been combining?
ought to he have been combining?
ought to we have been combining?
ought to you have been combining?
ought to they have been combining? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought I not to combine?
ought you not to combine?
ought he not to combine?
ought we not to combine?
ought you not to combine?
ought they not to combine? 	ought I not to be combining?
ought you not to be combining?
ought he not to be combining?
ought we not to be combining?
ought you not to be combining?
ought they not to be combining? 	ought I not to have combined?
ought you not to have combined?
ought he not to have combined?
ought we not to have combined?
ought you not to have combined?
ought they not to have combined? 	ought I not to have been combining?
ought you not to have been combining?
ought he not to have been combining?
ought we not to have been combining?
ought you not to have been combining?
ought they not to have been combining?