ought to ground
Verbo regular: ground - grounded- grounded

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I ought to ground
you ought to ground
he ought to ground
we ought to ground
you ought to ground
they ought to ground 	I ought to be grounding
you ought to be grounding
he ought to be grounding
we ought to be grounding
you ought to be grounding
they ought to be grounding	I ought to have grounded
you ought to have grounded
he ought to have grounded
we ought to have grounded
you ought to have grounded
they ought to have grounded	I ought to have been grounding
you ought to have been grounding
he ought to have been grounding
we ought to have been grounding
you ought to have been grounding
they ought to have been grounding	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I ought not to ground
you ought not to ground
he ought not to ground
we ought not to ground
you ought not to ground
they ought not to ground 	I ought not to grounding
you ought not to grounding
he ought not to grounding
we ought not to grounding
you ought not to grounding
they ought not to grounding	I ought not to have grounded
you ought not to have grounded
he ought not to have grounded
we ought not to have grounded
you ought not to have grounded
they ought not to have grounded	I ought not to have been grounding
you ought not to have been grounding
he ought not to have been grounding
we ought not to have been grounding
you ought not to have been grounding
they ought not to have been grounding	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
ought to I ground?
ought to you ground?
ought to he ground?
ought to we ground?
ought to you ground?
ought to they ground? 	ought to I be grounding?
ought to you be grounding?
ought to he be grounding?
ought to we be grounding?
ought to you be grounding?
ought to they be grounding? 	ought to I have grounded?
ought to you have grounded?
ought to he have grounded?
ought to we have grounded?
ought to you have grounded?
ought to they have grounded? 	ought to I have been grounding?
ought to you have been grounding?
ought to he have been grounding?
ought to we have been grounding?
ought to you have been grounding?
ought to they have been grounding? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
ought I not to ground?
ought you not to ground?
ought he not to ground?
ought we not to ground?
ought you not to ground?
ought they not to ground? 	ought I not to be grounding?
ought you not to be grounding?
ought he not to be grounding?
ought we not to be grounding?
ought you not to be grounding?
ought they not to be grounding? 	ought I not to have grounded?
ought you not to have grounded?
ought he not to have grounded?
ought we not to have grounded?
ought you not to have grounded?
ought they not to have grounded? 	ought I not to have been grounding?
ought you not to have been grounding?
ought he not to have been grounding?
ought we not to have been grounding?
ought you not to have been grounding?
ought they not to have been grounding?