ought to penetrate
Regular verb: penetrate - penetrated- penetrated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to penetrate
you ought to penetrate
he ought to penetrate
we ought to penetrate
you ought to penetrate
they ought to penetrate 	I ought to be penetrating
you ought to be penetrating
he ought to be penetrating
we ought to be penetrating
you ought to be penetrating
they ought to be penetrating	I ought to have penetrated
you ought to have penetrated
he ought to have penetrated
we ought to have penetrated
you ought to have penetrated
they ought to have penetrated	I ought to have been penetrating
you ought to have been penetrating
he ought to have been penetrating
we ought to have been penetrating
you ought to have been penetrating
they ought to have been penetrating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to penetrate
you oughtn't to penetrate
he oughtn't to penetrate
we oughtn't to penetrate
you oughtn't to penetrate
they oughtn't to penetrate 	I oughtn't to be penetrating
you oughtn't to be penetrating
he oughtn't to be penetrating
we oughtn't to be penetrating
you oughtn't to be penetrating
they oughtn't to be penetrating	I oughtn't to have penetrated
you oughtn't to have penetrated
he oughtn't to have penetrated
we oughtn't to have penetrated
you oughtn't to have penetrated
they oughtn't to have penetrated	I oughtn't to have been penetrating
you oughtn't to have been penetrating
he oughtn't to have been penetrating
we oughtn't to have been penetrating
you oughtn't to have been penetrating
they oughtn't to have been penetrating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I penetrate?
ought to you penetrate?
ought to he penetrate?
ought to we penetrate?
ought to you penetrate?
ought to they penetrate? 	ought to I be penetrating?
ought to you be penetrating?
ought to he be penetrating?
ought to we be penetrating?
ought to you be penetrating?
ought to they be penetrating? 	ought to I have penetrated?
ought to you have penetrated?
ought to he have penetrated?
ought to we have penetrated?
ought to you have penetrated?
ought to they have penetrated? 	ought to I have been penetrating?
ought to you have been penetrating?
ought to he have been penetrating?
ought to we have been penetrating?
ought to you have been penetrating?
ought to they have been penetrating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to penetrate?
oughtn't you to penetrate?
oughtn't he to penetrate?
oughtn't we to penetrate?
oughtn't you to penetrate?
oughtn't they to penetrate? 	oughtn't I to be penetrating?
oughtn't you to be penetrating?
oughtn't he to be penetrating?
oughtn't we to be penetrating?
oughtn't you to be penetrating?
oughtn't they to be penetrating? 	oughtn't I to have penetrated?
oughtn't you to have penetrated?
oughtn't he to have penetrated?
oughtn't we to have penetrated?
oughtn't you to have penetrated?
oughtn't they to have penetrated? 	oughtn't I to have been penetrating?
oughtn't you to have been penetrating?
oughtn't he to have been penetrating?
oughtn't we to have been penetrating?
oughtn't you to have been penetrating?
oughtn't they to have been penetrating?