ought to leak
Regular verb: leak - leaked- leaked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to leak
you ought to leak
she ought to leak
we ought to leak
you ought to leak
they ought to leak 	I ought to be leaking
you ought to be leaking
she ought to be leaking
we ought to be leaking
you ought to be leaking
they ought to be leaking	I ought to have leaked
you ought to have leaked
she ought to have leaked
we ought to have leaked
you ought to have leaked
they ought to have leaked	I ought to have been leaking
you ought to have been leaking
she ought to have been leaking
we ought to have been leaking
you ought to have been leaking
they ought to have been leaking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to leak
you oughtn't to leak
she oughtn't to leak
we oughtn't to leak
you oughtn't to leak
they oughtn't to leak 	I oughtn't to be leaking
you oughtn't to be leaking
she oughtn't to be leaking
we oughtn't to be leaking
you oughtn't to be leaking
they oughtn't to be leaking	I oughtn't to have leaked
you oughtn't to have leaked
she oughtn't to have leaked
we oughtn't to have leaked
you oughtn't to have leaked
they oughtn't to have leaked	I oughtn't to have been leaking
you oughtn't to have been leaking
she oughtn't to have been leaking
we oughtn't to have been leaking
you oughtn't to have been leaking
they oughtn't to have been leaking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I leak?
ought to you leak?
ought to she leak?
ought to we leak?
ought to you leak?
ought to they leak? 	ought to I be leaking?
ought to you be leaking?
ought to she be leaking?
ought to we be leaking?
ought to you be leaking?
ought to they be leaking? 	ought to I have leaked?
ought to you have leaked?
ought to she have leaked?
ought to we have leaked?
ought to you have leaked?
ought to they have leaked? 	ought to I have been leaking?
ought to you have been leaking?
ought to she have been leaking?
ought to we have been leaking?
ought to you have been leaking?
ought to they have been leaking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to leak?
oughtn't you to leak?
oughtn't she to leak?
oughtn't we to leak?
oughtn't you to leak?
oughtn't they to leak? 	oughtn't I to be leaking?
oughtn't you to be leaking?
oughtn't she to be leaking?
oughtn't we to be leaking?
oughtn't you to be leaking?
oughtn't they to be leaking? 	oughtn't I to have leaked?
oughtn't you to have leaked?
oughtn't she to have leaked?
oughtn't we to have leaked?
oughtn't you to have leaked?
oughtn't they to have leaked? 	oughtn't I to have been leaking?
oughtn't you to have been leaking?
oughtn't she to have been leaking?
oughtn't we to have been leaking?
oughtn't you to have been leaking?
oughtn't they to have been leaking?