ought to tweak
Regular verb: tweak - tweaked- tweaked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to tweak
you ought to tweak
he ought to tweak
we ought to tweak
you ought to tweak
they ought to tweak 	I ought to be tweaking
you ought to be tweaking
he ought to be tweaking
we ought to be tweaking
you ought to be tweaking
they ought to be tweaking	I ought to have tweaked
you ought to have tweaked
he ought to have tweaked
we ought to have tweaked
you ought to have tweaked
they ought to have tweaked	I ought to have been tweaking
you ought to have been tweaking
he ought to have been tweaking
we ought to have been tweaking
you ought to have been tweaking
they ought to have been tweaking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to tweak
you oughtn't to tweak
he oughtn't to tweak
we oughtn't to tweak
you oughtn't to tweak
they oughtn't to tweak 	I oughtn't to be tweaking
you oughtn't to be tweaking
he oughtn't to be tweaking
we oughtn't to be tweaking
you oughtn't to be tweaking
they oughtn't to be tweaking	I oughtn't to have tweaked
you oughtn't to have tweaked
he oughtn't to have tweaked
we oughtn't to have tweaked
you oughtn't to have tweaked
they oughtn't to have tweaked	I oughtn't to have been tweaking
you oughtn't to have been tweaking
he oughtn't to have been tweaking
we oughtn't to have been tweaking
you oughtn't to have been tweaking
they oughtn't to have been tweaking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I tweak?
ought to you tweak?
ought to he tweak?
ought to we tweak?
ought to you tweak?
ought to they tweak? 	ought to I be tweaking?
ought to you be tweaking?
ought to he be tweaking?
ought to we be tweaking?
ought to you be tweaking?
ought to they be tweaking? 	ought to I have tweaked?
ought to you have tweaked?
ought to he have tweaked?
ought to we have tweaked?
ought to you have tweaked?
ought to they have tweaked? 	ought to I have been tweaking?
ought to you have been tweaking?
ought to he have been tweaking?
ought to we have been tweaking?
ought to you have been tweaking?
ought to they have been tweaking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to tweak?
oughtn't you to tweak?
oughtn't he to tweak?
oughtn't we to tweak?
oughtn't you to tweak?
oughtn't they to tweak? 	oughtn't I to be tweaking?
oughtn't you to be tweaking?
oughtn't he to be tweaking?
oughtn't we to be tweaking?
oughtn't you to be tweaking?
oughtn't they to be tweaking? 	oughtn't I to have tweaked?
oughtn't you to have tweaked?
oughtn't he to have tweaked?
oughtn't we to have tweaked?
oughtn't you to have tweaked?
oughtn't they to have tweaked? 	oughtn't I to have been tweaking?
oughtn't you to have been tweaking?
oughtn't he to have been tweaking?
oughtn't we to have been tweaking?
oughtn't you to have been tweaking?
oughtn't they to have been tweaking?