ought to tan
Regular verb: tan - tanned- tanned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to tan
you ought to tan
he ought to tan
we ought to tan
you ought to tan
they ought to tan 	I ought to be tanning
you ought to be tanning
he ought to be tanning
we ought to be tanning
you ought to be tanning
they ought to be tanning	I ought to have tanned
you ought to have tanned
he ought to have tanned
we ought to have tanned
you ought to have tanned
they ought to have tanned	I ought to have been tanning
you ought to have been tanning
he ought to have been tanning
we ought to have been tanning
you ought to have been tanning
they ought to have been tanning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to tan
you oughtn't to tan
he oughtn't to tan
we oughtn't to tan
you oughtn't to tan
they oughtn't to tan 	I oughtn't to be tanning
you oughtn't to be tanning
he oughtn't to be tanning
we oughtn't to be tanning
you oughtn't to be tanning
they oughtn't to be tanning	I oughtn't to have tanned
you oughtn't to have tanned
he oughtn't to have tanned
we oughtn't to have tanned
you oughtn't to have tanned
they oughtn't to have tanned	I oughtn't to have been tanning
you oughtn't to have been tanning
he oughtn't to have been tanning
we oughtn't to have been tanning
you oughtn't to have been tanning
they oughtn't to have been tanning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I tan?
ought to you tan?
ought to he tan?
ought to we tan?
ought to you tan?
ought to they tan? 	ought to I be tanning?
ought to you be tanning?
ought to he be tanning?
ought to we be tanning?
ought to you be tanning?
ought to they be tanning? 	ought to I have tanned?
ought to you have tanned?
ought to he have tanned?
ought to we have tanned?
ought to you have tanned?
ought to they have tanned? 	ought to I have been tanning?
ought to you have been tanning?
ought to he have been tanning?
ought to we have been tanning?
ought to you have been tanning?
ought to they have been tanning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to tan?
oughtn't you to tan?
oughtn't he to tan?
oughtn't we to tan?
oughtn't you to tan?
oughtn't they to tan? 	oughtn't I to be tanning?
oughtn't you to be tanning?
oughtn't he to be tanning?
oughtn't we to be tanning?
oughtn't you to be tanning?
oughtn't they to be tanning? 	oughtn't I to have tanned?
oughtn't you to have tanned?
oughtn't he to have tanned?
oughtn't we to have tanned?
oughtn't you to have tanned?
oughtn't they to have tanned? 	oughtn't I to have been tanning?
oughtn't you to have been tanning?
oughtn't he to have been tanning?
oughtn't we to have been tanning?
oughtn't you to have been tanning?
oughtn't they to have been tanning?