ought to yawn
Verbo regular: yawn - yawned- yawned

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I ought to yawn
you ought to yawn
he ought to yawn
we ought to yawn
you ought to yawn
they ought to yawn 	I ought to be yawning
you ought to be yawning
he ought to be yawning
we ought to be yawning
you ought to be yawning
they ought to be yawning	I ought to have yawned
you ought to have yawned
he ought to have yawned
we ought to have yawned
you ought to have yawned
they ought to have yawned	I ought to have been yawning
you ought to have been yawning
he ought to have been yawning
we ought to have been yawning
you ought to have been yawning
they ought to have been yawning	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I ought not to yawn
you ought not to yawn
he ought not to yawn
we ought not to yawn
you ought not to yawn
they ought not to yawn 	I ought not to yawning
you ought not to yawning
he ought not to yawning
we ought not to yawning
you ought not to yawning
they ought not to yawning	I ought not to have yawned
you ought not to have yawned
he ought not to have yawned
we ought not to have yawned
you ought not to have yawned
they ought not to have yawned	I ought not to have been yawning
you ought not to have been yawning
he ought not to have been yawning
we ought not to have been yawning
you ought not to have been yawning
they ought not to have been yawning	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
ought to I yawn?
ought to you yawn?
ought to he yawn?
ought to we yawn?
ought to you yawn?
ought to they yawn? 	ought to I be yawning?
ought to you be yawning?
ought to he be yawning?
ought to we be yawning?
ought to you be yawning?
ought to they be yawning? 	ought to I have yawned?
ought to you have yawned?
ought to he have yawned?
ought to we have yawned?
ought to you have yawned?
ought to they have yawned? 	ought to I have been yawning?
ought to you have been yawning?
ought to he have been yawning?
ought to we have been yawning?
ought to you have been yawning?
ought to they have been yawning? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
ought I not to yawn?
ought you not to yawn?
ought he not to yawn?
ought we not to yawn?
ought you not to yawn?
ought they not to yawn? 	ought I not to be yawning?
ought you not to be yawning?
ought he not to be yawning?
ought we not to be yawning?
ought you not to be yawning?
ought they not to be yawning? 	ought I not to have yawned?
ought you not to have yawned?
ought he not to have yawned?
ought we not to have yawned?
ought you not to have yawned?
ought they not to have yawned? 	ought I not to have been yawning?
ought you not to have been yawning?
ought he not to have been yawning?
ought we not to have been yawning?
ought you not to have been yawning?
ought they not to have been yawning?