ought to bubble
Verbo regular: bubble - bubbled- bubbled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to bubble
you ought to bubble
he ought to bubble
we ought to bubble
you ought to bubble
they ought to bubble 	I ought to be bubbling
you ought to be bubbling
he ought to be bubbling
we ought to be bubbling
you ought to be bubbling
they ought to be bubbling	I ought to have bubbled
you ought to have bubbled
he ought to have bubbled
we ought to have bubbled
you ought to have bubbled
they ought to have bubbled	I ought to have been bubbling
you ought to have been bubbling
he ought to have been bubbling
we ought to have been bubbling
you ought to have been bubbling
they ought to have been bubbling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I oughtn't to bubble
you oughtn't to bubble
he oughtn't to bubble
we oughtn't to bubble
you oughtn't to bubble
they oughtn't to bubble 	I oughtn't to be bubbling
you oughtn't to be bubbling
he oughtn't to be bubbling
we oughtn't to be bubbling
you oughtn't to be bubbling
they oughtn't to be bubbling	I oughtn't to have bubbled
you oughtn't to have bubbled
he oughtn't to have bubbled
we oughtn't to have bubbled
you oughtn't to have bubbled
they oughtn't to have bubbled	I oughtn't to have been bubbling
you oughtn't to have been bubbling
he oughtn't to have been bubbling
we oughtn't to have been bubbling
you oughtn't to have been bubbling
they oughtn't to have been bubbling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I bubble?
ought to you bubble?
ought to he bubble?
ought to we bubble?
ought to you bubble?
ought to they bubble? 	ought to I be bubbling?
ought to you be bubbling?
ought to he be bubbling?
ought to we be bubbling?
ought to you be bubbling?
ought to they be bubbling? 	ought to I have bubbled?
ought to you have bubbled?
ought to he have bubbled?
ought to we have bubbled?
ought to you have bubbled?
ought to they have bubbled? 	ought to I have been bubbling?
ought to you have been bubbling?
ought to he have been bubbling?
ought to we have been bubbling?
ought to you have been bubbling?
ought to they have been bubbling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
oughtn't I to bubble?
oughtn't you to bubble?
oughtn't he to bubble?
oughtn't we to bubble?
oughtn't you to bubble?
oughtn't they to bubble? 	oughtn't I to be bubbling?
oughtn't you to be bubbling?
oughtn't he to be bubbling?
oughtn't we to be bubbling?
oughtn't you to be bubbling?
oughtn't they to be bubbling? 	oughtn't I to have bubbled?
oughtn't you to have bubbled?
oughtn't he to have bubbled?
oughtn't we to have bubbled?
oughtn't you to have bubbled?
oughtn't they to have bubbled? 	oughtn't I to have been bubbling?
oughtn't you to have been bubbling?
oughtn't he to have been bubbling?
oughtn't we to have been bubbling?
oughtn't you to have been bubbling?
oughtn't they to have been bubbling?