ought to pipet
Regular verb: pipet - pipeted- pipeted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to pipet
you ought to pipet
she ought to pipet
we ought to pipet
you ought to pipet
they ought to pipet 	I ought to be pipeting
you ought to be pipeting
she ought to be pipeting
we ought to be pipeting
you ought to be pipeting
they ought to be pipeting	I ought to have pipeted
you ought to have pipeted
she ought to have pipeted
we ought to have pipeted
you ought to have pipeted
they ought to have pipeted	I ought to have been pipeting
you ought to have been pipeting
she ought to have been pipeting
we ought to have been pipeting
you ought to have been pipeting
they ought to have been pipeting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to pipet
you oughtn't to pipet
she oughtn't to pipet
we oughtn't to pipet
you oughtn't to pipet
they oughtn't to pipet 	I oughtn't to be pipeting
you oughtn't to be pipeting
she oughtn't to be pipeting
we oughtn't to be pipeting
you oughtn't to be pipeting
they oughtn't to be pipeting	I oughtn't to have pipeted
you oughtn't to have pipeted
she oughtn't to have pipeted
we oughtn't to have pipeted
you oughtn't to have pipeted
they oughtn't to have pipeted	I oughtn't to have been pipeting
you oughtn't to have been pipeting
she oughtn't to have been pipeting
we oughtn't to have been pipeting
you oughtn't to have been pipeting
they oughtn't to have been pipeting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I pipet?
ought to you pipet?
ought to she pipet?
ought to we pipet?
ought to you pipet?
ought to they pipet? 	ought to I be pipeting?
ought to you be pipeting?
ought to she be pipeting?
ought to we be pipeting?
ought to you be pipeting?
ought to they be pipeting? 	ought to I have pipeted?
ought to you have pipeted?
ought to she have pipeted?
ought to we have pipeted?
ought to you have pipeted?
ought to they have pipeted? 	ought to I have been pipeting?
ought to you have been pipeting?
ought to she have been pipeting?
ought to we have been pipeting?
ought to you have been pipeting?
ought to they have been pipeting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to pipet?
oughtn't you to pipet?
oughtn't she to pipet?
oughtn't we to pipet?
oughtn't you to pipet?
oughtn't they to pipet? 	oughtn't I to be pipeting?
oughtn't you to be pipeting?
oughtn't she to be pipeting?
oughtn't we to be pipeting?
oughtn't you to be pipeting?
oughtn't they to be pipeting? 	oughtn't I to have pipeted?
oughtn't you to have pipeted?
oughtn't she to have pipeted?
oughtn't we to have pipeted?
oughtn't you to have pipeted?
oughtn't they to have pipeted? 	oughtn't I to have been pipeting?
oughtn't you to have been pipeting?
oughtn't she to have been pipeting?
oughtn't we to have been pipeting?
oughtn't you to have been pipeting?
oughtn't they to have been pipeting?