ought to improve
Verbo regular: improve - improved- improved

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to improve
you ought to improve
he ought to improve
we ought to improve
you ought to improve
they ought to improve 	I ought to be improving
you ought to be improving
he ought to be improving
we ought to be improving
you ought to be improving
they ought to be improving	I ought to have improved
you ought to have improved
he ought to have improved
we ought to have improved
you ought to have improved
they ought to have improved	I ought to have been improving
you ought to have been improving
he ought to have been improving
we ought to have been improving
you ought to have been improving
they ought to have been improving	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I oughtn't to improve
you oughtn't to improve
he oughtn't to improve
we oughtn't to improve
you oughtn't to improve
they oughtn't to improve 	I oughtn't to be improving
you oughtn't to be improving
he oughtn't to be improving
we oughtn't to be improving
you oughtn't to be improving
they oughtn't to be improving	I oughtn't to have improved
you oughtn't to have improved
he oughtn't to have improved
we oughtn't to have improved
you oughtn't to have improved
they oughtn't to have improved	I oughtn't to have been improving
you oughtn't to have been improving
he oughtn't to have been improving
we oughtn't to have been improving
you oughtn't to have been improving
they oughtn't to have been improving	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I improve?
ought to you improve?
ought to he improve?
ought to we improve?
ought to you improve?
ought to they improve? 	ought to I be improving?
ought to you be improving?
ought to he be improving?
ought to we be improving?
ought to you be improving?
ought to they be improving? 	ought to I have improved?
ought to you have improved?
ought to he have improved?
ought to we have improved?
ought to you have improved?
ought to they have improved? 	ought to I have been improving?
ought to you have been improving?
ought to he have been improving?
ought to we have been improving?
ought to you have been improving?
ought to they have been improving? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
oughtn't I to improve?
oughtn't you to improve?
oughtn't he to improve?
oughtn't we to improve?
oughtn't you to improve?
oughtn't they to improve? 	oughtn't I to be improving?
oughtn't you to be improving?
oughtn't he to be improving?
oughtn't we to be improving?
oughtn't you to be improving?
oughtn't they to be improving? 	oughtn't I to have improved?
oughtn't you to have improved?
oughtn't he to have improved?
oughtn't we to have improved?
oughtn't you to have improved?
oughtn't they to have improved? 	oughtn't I to have been improving?
oughtn't you to have been improving?
oughtn't he to have been improving?
oughtn't we to have been improving?
oughtn't you to have been improving?
oughtn't they to have been improving?