ought to creak
Verbo regular: creak - creaked- creaked

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I ought to creak
you ought to creak
he ought to creak
we ought to creak
you ought to creak
they ought to creak 	I ought to be creaking
you ought to be creaking
he ought to be creaking
we ought to be creaking
you ought to be creaking
they ought to be creaking	I ought to have creaked
you ought to have creaked
he ought to have creaked
we ought to have creaked
you ought to have creaked
they ought to have creaked	I ought to have been creaking
you ought to have been creaking
he ought to have been creaking
we ought to have been creaking
you ought to have been creaking
they ought to have been creaking	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I ought not to creak
you ought not to creak
he ought not to creak
we ought not to creak
you ought not to creak
they ought not to creak 	I ought not to creaking
you ought not to creaking
he ought not to creaking
we ought not to creaking
you ought not to creaking
they ought not to creaking	I ought not to have creaked
you ought not to have creaked
he ought not to have creaked
we ought not to have creaked
you ought not to have creaked
they ought not to have creaked	I ought not to have been creaking
you ought not to have been creaking
he ought not to have been creaking
we ought not to have been creaking
you ought not to have been creaking
they ought not to have been creaking	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
ought to I creak?
ought to you creak?
ought to he creak?
ought to we creak?
ought to you creak?
ought to they creak? 	ought to I be creaking?
ought to you be creaking?
ought to he be creaking?
ought to we be creaking?
ought to you be creaking?
ought to they be creaking? 	ought to I have creaked?
ought to you have creaked?
ought to he have creaked?
ought to we have creaked?
ought to you have creaked?
ought to they have creaked? 	ought to I have been creaking?
ought to you have been creaking?
ought to he have been creaking?
ought to we have been creaking?
ought to you have been creaking?
ought to they have been creaking? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
ought I not to creak?
ought you not to creak?
ought he not to creak?
ought we not to creak?
ought you not to creak?
ought they not to creak? 	ought I not to be creaking?
ought you not to be creaking?
ought he not to be creaking?
ought we not to be creaking?
ought you not to be creaking?
ought they not to be creaking? 	ought I not to have creaked?
ought you not to have creaked?
ought he not to have creaked?
ought we not to have creaked?
ought you not to have creaked?
ought they not to have creaked? 	ought I not to have been creaking?
ought you not to have been creaking?
ought he not to have been creaking?
ought we not to have been creaking?
ought you not to have been creaking?
ought they not to have been creaking?