ought to land
Regular verb: land - landed- landed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to land
you ought to land
he ought to land
we ought to land
you ought to land
they ought to land 	I ought to be landing
you ought to be landing
he ought to be landing
we ought to be landing
you ought to be landing
they ought to be landing	I ought to have landed
you ought to have landed
he ought to have landed
we ought to have landed
you ought to have landed
they ought to have landed	I ought to have been landing
you ought to have been landing
he ought to have been landing
we ought to have been landing
you ought to have been landing
they ought to have been landing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to land
you oughtn't to land
he oughtn't to land
we oughtn't to land
you oughtn't to land
they oughtn't to land 	I oughtn't to be landing
you oughtn't to be landing
he oughtn't to be landing
we oughtn't to be landing
you oughtn't to be landing
they oughtn't to be landing	I oughtn't to have landed
you oughtn't to have landed
he oughtn't to have landed
we oughtn't to have landed
you oughtn't to have landed
they oughtn't to have landed	I oughtn't to have been landing
you oughtn't to have been landing
he oughtn't to have been landing
we oughtn't to have been landing
you oughtn't to have been landing
they oughtn't to have been landing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I land?
ought to you land?
ought to he land?
ought to we land?
ought to you land?
ought to they land? 	ought to I be landing?
ought to you be landing?
ought to he be landing?
ought to we be landing?
ought to you be landing?
ought to they be landing? 	ought to I have landed?
ought to you have landed?
ought to he have landed?
ought to we have landed?
ought to you have landed?
ought to they have landed? 	ought to I have been landing?
ought to you have been landing?
ought to he have been landing?
ought to we have been landing?
ought to you have been landing?
ought to they have been landing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to land?
oughtn't you to land?
oughtn't he to land?
oughtn't we to land?
oughtn't you to land?
oughtn't they to land? 	oughtn't I to be landing?
oughtn't you to be landing?
oughtn't he to be landing?
oughtn't we to be landing?
oughtn't you to be landing?
oughtn't they to be landing? 	oughtn't I to have landed?
oughtn't you to have landed?
oughtn't he to have landed?
oughtn't we to have landed?
oughtn't you to have landed?
oughtn't they to have landed? 	oughtn't I to have been landing?
oughtn't you to have been landing?
oughtn't he to have been landing?
oughtn't we to have been landing?
oughtn't you to have been landing?
oughtn't they to have been landing?