ought to enter
Regular verb: enter - entered- entered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to enter
you ought to enter
he ought to enter
we ought to enter
you ought to enter
they ought to enter 	I ought to be entering
you ought to be entering
he ought to be entering
we ought to be entering
you ought to be entering
they ought to be entering	I ought to have entered
you ought to have entered
he ought to have entered
we ought to have entered
you ought to have entered
they ought to have entered	I ought to have been entering
you ought to have been entering
he ought to have been entering
we ought to have been entering
you ought to have been entering
they ought to have been entering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to enter
you oughtn't to enter
he oughtn't to enter
we oughtn't to enter
you oughtn't to enter
they oughtn't to enter 	I oughtn't to be entering
you oughtn't to be entering
he oughtn't to be entering
we oughtn't to be entering
you oughtn't to be entering
they oughtn't to be entering	I oughtn't to have entered
you oughtn't to have entered
he oughtn't to have entered
we oughtn't to have entered
you oughtn't to have entered
they oughtn't to have entered	I oughtn't to have been entering
you oughtn't to have been entering
he oughtn't to have been entering
we oughtn't to have been entering
you oughtn't to have been entering
they oughtn't to have been entering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I enter?
ought to you enter?
ought to he enter?
ought to we enter?
ought to you enter?
ought to they enter? 	ought to I be entering?
ought to you be entering?
ought to he be entering?
ought to we be entering?
ought to you be entering?
ought to they be entering? 	ought to I have entered?
ought to you have entered?
ought to he have entered?
ought to we have entered?
ought to you have entered?
ought to they have entered? 	ought to I have been entering?
ought to you have been entering?
ought to he have been entering?
ought to we have been entering?
ought to you have been entering?
ought to they have been entering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to enter?
oughtn't you to enter?
oughtn't he to enter?
oughtn't we to enter?
oughtn't you to enter?
oughtn't they to enter? 	oughtn't I to be entering?
oughtn't you to be entering?
oughtn't he to be entering?
oughtn't we to be entering?
oughtn't you to be entering?
oughtn't they to be entering? 	oughtn't I to have entered?
oughtn't you to have entered?
oughtn't he to have entered?
oughtn't we to have entered?
oughtn't you to have entered?
oughtn't they to have entered? 	oughtn't I to have been entering?
oughtn't you to have been entering?
oughtn't he to have been entering?
oughtn't we to have been entering?
oughtn't you to have been entering?
oughtn't they to have been entering?