ought to skive
Regular verb: skive - skived- skived

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to skive
you ought to skive
he ought to skive
we ought to skive
you ought to skive
they ought to skive 	I ought to be skiving
you ought to be skiving
he ought to be skiving
we ought to be skiving
you ought to be skiving
they ought to be skiving	I ought to have skived
you ought to have skived
he ought to have skived
we ought to have skived
you ought to have skived
they ought to have skived	I ought to have been skiving
you ought to have been skiving
he ought to have been skiving
we ought to have been skiving
you ought to have been skiving
they ought to have been skiving	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to skive
you oughtn't to skive
he oughtn't to skive
we oughtn't to skive
you oughtn't to skive
they oughtn't to skive 	I oughtn't to be skiving
you oughtn't to be skiving
he oughtn't to be skiving
we oughtn't to be skiving
you oughtn't to be skiving
they oughtn't to be skiving	I oughtn't to have skived
you oughtn't to have skived
he oughtn't to have skived
we oughtn't to have skived
you oughtn't to have skived
they oughtn't to have skived	I oughtn't to have been skiving
you oughtn't to have been skiving
he oughtn't to have been skiving
we oughtn't to have been skiving
you oughtn't to have been skiving
they oughtn't to have been skiving	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I skive?
ought to you skive?
ought to he skive?
ought to we skive?
ought to you skive?
ought to they skive? 	ought to I be skiving?
ought to you be skiving?
ought to he be skiving?
ought to we be skiving?
ought to you be skiving?
ought to they be skiving? 	ought to I have skived?
ought to you have skived?
ought to he have skived?
ought to we have skived?
ought to you have skived?
ought to they have skived? 	ought to I have been skiving?
ought to you have been skiving?
ought to he have been skiving?
ought to we have been skiving?
ought to you have been skiving?
ought to they have been skiving? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to skive?
oughtn't you to skive?
oughtn't he to skive?
oughtn't we to skive?
oughtn't you to skive?
oughtn't they to skive? 	oughtn't I to be skiving?
oughtn't you to be skiving?
oughtn't he to be skiving?
oughtn't we to be skiving?
oughtn't you to be skiving?
oughtn't they to be skiving? 	oughtn't I to have skived?
oughtn't you to have skived?
oughtn't he to have skived?
oughtn't we to have skived?
oughtn't you to have skived?
oughtn't they to have skived? 	oughtn't I to have been skiving?
oughtn't you to have been skiving?
oughtn't he to have been skiving?
oughtn't we to have been skiving?
oughtn't you to have been skiving?
oughtn't they to have been skiving?