English verb conjugation
SHOULD LOOK

Regular verb: look - looked - looked

Affirmation

Simple form	V-ing form
I should look you should look he should look we should look you should look they should look	I should be looking you should be looking he should be looking we should be looking you should be looking they should be looking
Perfect	V-ing perfect
I should have looked you should have looked he should have looked we should have looked you should have looked they should have looked	I should have been looking you should have been looking he should have been looking we should have been looking you should have been looking they should have been looking

Negation

Simple form	V-ing form
I should not look you should not look he should not look we should not look you should not look they should not look	I should not be looking you should not be looking he should not be looking we should not be looking you should not be looking they should not be looking
Perfect	V-ing perfect
I should not have looked you should not have looked he should not have looked we should not have looked you should not have looked they should not have looked	I should not have been looking you should not have been looking he should not have been looking we should not have been looking you should not have been looking they should not have been looking

Interrogative form

Simple form	V-ing form
should I look? should you look? should he look? should we look? should you look? should they look?	should I be looking? should you be looking? should he be looking? should we be looking? should you be looking? should they be looking?
Perfect	V-ing perfect
should I have looked? should you have looked? should he have looked? should we have looked? should you have looked? should they have looked?	should I have been looking? should you have been looking? should he have been looking? should we have been looking? should you have been looking? should they have been looking?

Interro-negative form

Simple form	V-ing form
should I not look? should you not look? should he not look? should we not look? should you not look? should they not look?	should I not be looking? should you not be looking? should he not be looking? should we not be looking? should you not be looking? should they not be looking?
Perfect	V-ing perfect
should I not have looked? should you not have looked? should he not have looked? should we not have looked? should you not have looked? should they not have looked?	should I not have been looking? should you not have been looking? should he not have been looking? should we not have been looking? should you not have been looking? should they not have been looking?