English verb conjugation
SHOULD PREVIEW

Regular verb: preview - previewed - previewed

Affirmation

Simple form	V-ing form
I should preview you should preview he should preview we should preview you should preview they should preview	I should be previewing you should be previewing he should be previewing we should be previewing you should be previewing they should be previewing
Perfect	V-ing perfect
I should have previewed you should have previewed he should have previewed we should have previewed you should have previewed they should have previewed	I should have been previewing you should have been previewing he should have been previewing we should have been previewing you should have been previewing they should have been previewing

Negation

Simple form	V-ing form
I should not preview you should not preview he should not preview we should not preview you should not preview they should not preview	I should not be previewing you should not be previewing he should not be previewing we should not be previewing you should not be previewing they should not be previewing
Perfect	V-ing perfect
I should not have previewed you should not have previewed he should not have previewed we should not have previewed you should not have previewed they should not have previewed	I should not have been previewing you should not have been previewing he should not have been previewing we should not have been previewing you should not have been previewing they should not have been previewing

Interrogative form

Simple form	V-ing form
should I preview? should you preview? should he preview? should we preview? should you preview? should they preview?	should I be previewing? should you be previewing? should he be previewing? should we be previewing? should you be previewing? should they be previewing?
Perfect	V-ing perfect
should I have previewed? should you have previewed? should he have previewed? should we have previewed? should you have previewed? should they have previewed?	should I have been previewing? should you have been previewing? should he have been previewing? should we have been previewing? should you have been previewing? should they have been previewing?

Interro-negative form

Simple form	V-ing form
should I not preview? should you not preview? should he not preview? should we not preview? should you not preview? should they not preview?	should I not be previewing? should you not be previewing? should he not be previewing? should we not be previewing? should you not be previewing? should they not be previewing?
Perfect	V-ing perfect
should I not have previewed? should you not have previewed? should he not have previewed? should we not have previewed? should you not have previewed? should they not have previewed?	should I not have been previewing? should you not have been previewing? should he not have been previewing? should we not have been previewing? should you not have been previewing? should they not have been previewing?