ought to tinker
Regular verb: tinker - tinkered- tinkered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to tinker
you ought to tinker
he ought to tinker
we ought to tinker
you ought to tinker
they ought to tinker 	I ought to be tinkering
you ought to be tinkering
he ought to be tinkering
we ought to be tinkering
you ought to be tinkering
they ought to be tinkering	I ought to have tinkered
you ought to have tinkered
he ought to have tinkered
we ought to have tinkered
you ought to have tinkered
they ought to have tinkered	I ought to have been tinkering
you ought to have been tinkering
he ought to have been tinkering
we ought to have been tinkering
you ought to have been tinkering
they ought to have been tinkering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to tinker
you oughtn't to tinker
he oughtn't to tinker
we oughtn't to tinker
you oughtn't to tinker
they oughtn't to tinker 	I oughtn't to be tinkering
you oughtn't to be tinkering
he oughtn't to be tinkering
we oughtn't to be tinkering
you oughtn't to be tinkering
they oughtn't to be tinkering	I oughtn't to have tinkered
you oughtn't to have tinkered
he oughtn't to have tinkered
we oughtn't to have tinkered
you oughtn't to have tinkered
they oughtn't to have tinkered	I oughtn't to have been tinkering
you oughtn't to have been tinkering
he oughtn't to have been tinkering
we oughtn't to have been tinkering
you oughtn't to have been tinkering
they oughtn't to have been tinkering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I tinker?
ought to you tinker?
ought to he tinker?
ought to we tinker?
ought to you tinker?
ought to they tinker? 	ought to I be tinkering?
ought to you be tinkering?
ought to he be tinkering?
ought to we be tinkering?
ought to you be tinkering?
ought to they be tinkering? 	ought to I have tinkered?
ought to you have tinkered?
ought to he have tinkered?
ought to we have tinkered?
ought to you have tinkered?
ought to they have tinkered? 	ought to I have been tinkering?
ought to you have been tinkering?
ought to he have been tinkering?
ought to we have been tinkering?
ought to you have been tinkering?
ought to they have been tinkering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to tinker?
oughtn't you to tinker?
oughtn't he to tinker?
oughtn't we to tinker?
oughtn't you to tinker?
oughtn't they to tinker? 	oughtn't I to be tinkering?
oughtn't you to be tinkering?
oughtn't he to be tinkering?
oughtn't we to be tinkering?
oughtn't you to be tinkering?
oughtn't they to be tinkering? 	oughtn't I to have tinkered?
oughtn't you to have tinkered?
oughtn't he to have tinkered?
oughtn't we to have tinkered?
oughtn't you to have tinkered?
oughtn't they to have tinkered? 	oughtn't I to have been tinkering?
oughtn't you to have been tinkering?
oughtn't he to have been tinkering?
oughtn't we to have been tinkering?
oughtn't you to have been tinkering?
oughtn't they to have been tinkering?