ought to skin-dive
Irregular verb: skin-dive - skin-dived, skin-dove- skin-dived

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to skin-dive
you ought to skin-dive
he ought to skin-dive
we ought to skin-dive
you ought to skin-dive
they ought to skin-dive 	I ought to be skin-diving
you ought to be skin-diving
he ought to be skin-diving
we ought to be skin-diving
you ought to be skin-diving
they ought to be skin-diving	I ought to have skin-dived
you ought to have skin-dived
he ought to have skin-dived
we ought to have skin-dived
you ought to have skin-dived
they ought to have skin-dived	I ought to have been skin-diving
you ought to have been skin-diving
he ought to have been skin-diving
we ought to have been skin-diving
you ought to have been skin-diving
they ought to have been skin-diving	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to skin-dive
you oughtn't to skin-dive
he oughtn't to skin-dive
we oughtn't to skin-dive
you oughtn't to skin-dive
they oughtn't to skin-dive 	I oughtn't to be skin-diving
you oughtn't to be skin-diving
he oughtn't to be skin-diving
we oughtn't to be skin-diving
you oughtn't to be skin-diving
they oughtn't to be skin-diving	I oughtn't to have skin-dived
you oughtn't to have skin-dived
he oughtn't to have skin-dived
we oughtn't to have skin-dived
you oughtn't to have skin-dived
they oughtn't to have skin-dived	I oughtn't to have been skin-diving
you oughtn't to have been skin-diving
he oughtn't to have been skin-diving
we oughtn't to have been skin-diving
you oughtn't to have been skin-diving
they oughtn't to have been skin-diving	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I skin-dive?
ought to you skin-dive?
ought to he skin-dive?
ought to we skin-dive?
ought to you skin-dive?
ought to they skin-dive? 	ought to I be skin-diving?
ought to you be skin-diving?
ought to he be skin-diving?
ought to we be skin-diving?
ought to you be skin-diving?
ought to they be skin-diving? 	ought to I have skin-dived?
ought to you have skin-dived?
ought to he have skin-dived?
ought to we have skin-dived?
ought to you have skin-dived?
ought to they have skin-dived? 	ought to I have been skin-diving?
ought to you have been skin-diving?
ought to he have been skin-diving?
ought to we have been skin-diving?
ought to you have been skin-diving?
ought to they have been skin-diving? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to skin-dive?
oughtn't you to skin-dive?
oughtn't he to skin-dive?
oughtn't we to skin-dive?
oughtn't you to skin-dive?
oughtn't they to skin-dive? 	oughtn't I to be skin-diving?
oughtn't you to be skin-diving?
oughtn't he to be skin-diving?
oughtn't we to be skin-diving?
oughtn't you to be skin-diving?
oughtn't they to be skin-diving? 	oughtn't I to have skin-dived?
oughtn't you to have skin-dived?
oughtn't he to have skin-dived?
oughtn't we to have skin-dived?
oughtn't you to have skin-dived?
oughtn't they to have skin-dived? 	oughtn't I to have been skin-diving?
oughtn't you to have been skin-diving?
oughtn't he to have been skin-diving?
oughtn't we to have been skin-diving?
oughtn't you to have been skin-diving?
oughtn't they to have been skin-diving?