English verb conjugation
SHOULD LAND

Regular verb: land - landed - landed

Affirmation

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

Negation

Simple form	V-ing form
I should not land you should not land he should not land we should not land you should not land they should not land	I should not be landing you should not be landing he should not be landing we should not be landing you should not be landing they should not be landing
Perfect	V-ing perfect
I should not have landed you should not have landed he should not have landed we should not have landed you should not have landed they should not have landed	I should not have been landing you should not have been landing he should not have been landing we should not have been landing you should not have been landing they should not have been landing

Interrogative form

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

Interro-negative form

Simple form	V-ing form
should I not land? should you not land? should he not land? should we not land? should you not land? should they not land?	should I not be landing? should you not be landing? should he not be landing? should we not be landing? should you not be landing? should they not be landing?
Perfect	V-ing perfect
should I not have landed? should you not have landed? should he not have landed? should we not have landed? should you not have landed? should they not have landed?	should I not have been landing? should you not have been landing? should he not have been landing? should we not have been landing? should you not have been landing? should they not have been landing?