ought to scream
Regular verb: scream - screamed- screamed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to scream
you ought to scream
she ought to scream
we ought to scream
you ought to scream
they ought to scream 	I ought to be screaming
you ought to be screaming
she ought to be screaming
we ought to be screaming
you ought to be screaming
they ought to be screaming	I ought to have screamed
you ought to have screamed
she ought to have screamed
we ought to have screamed
you ought to have screamed
they ought to have screamed	I ought to have been screaming
you ought to have been screaming
she ought to have been screaming
we ought to have been screaming
you ought to have been screaming
they ought to have been screaming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to scream
you oughtn't to scream
she oughtn't to scream
we oughtn't to scream
you oughtn't to scream
they oughtn't to scream 	I oughtn't to be screaming
you oughtn't to be screaming
she oughtn't to be screaming
we oughtn't to be screaming
you oughtn't to be screaming
they oughtn't to be screaming	I oughtn't to have screamed
you oughtn't to have screamed
she oughtn't to have screamed
we oughtn't to have screamed
you oughtn't to have screamed
they oughtn't to have screamed	I oughtn't to have been screaming
you oughtn't to have been screaming
she oughtn't to have been screaming
we oughtn't to have been screaming
you oughtn't to have been screaming
they oughtn't to have been screaming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I scream?
ought to you scream?
ought to she scream?
ought to we scream?
ought to you scream?
ought to they scream? 	ought to I be screaming?
ought to you be screaming?
ought to she be screaming?
ought to we be screaming?
ought to you be screaming?
ought to they be screaming? 	ought to I have screamed?
ought to you have screamed?
ought to she have screamed?
ought to we have screamed?
ought to you have screamed?
ought to they have screamed? 	ought to I have been screaming?
ought to you have been screaming?
ought to she have been screaming?
ought to we have been screaming?
ought to you have been screaming?
ought to they have been screaming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to scream?
oughtn't you to scream?
oughtn't she to scream?
oughtn't we to scream?
oughtn't you to scream?
oughtn't they to scream? 	oughtn't I to be screaming?
oughtn't you to be screaming?
oughtn't she to be screaming?
oughtn't we to be screaming?
oughtn't you to be screaming?
oughtn't they to be screaming? 	oughtn't I to have screamed?
oughtn't you to have screamed?
oughtn't she to have screamed?
oughtn't we to have screamed?
oughtn't you to have screamed?
oughtn't they to have screamed? 	oughtn't I to have been screaming?
oughtn't you to have been screaming?
oughtn't she to have been screaming?
oughtn't we to have been screaming?
oughtn't you to have been screaming?
oughtn't they to have been screaming?