English verb conjugation
SHOULD STRAITEN

Regular verb: straiten - straitened - straitened

Affirmation

Simple form	V-ing form
I should straiten you should straiten he should straiten we should straiten you should straiten they should straiten	I should be straitening you should be straitening he should be straitening we should be straitening you should be straitening they should be straitening
Perfect	V-ing perfect
I should have straitened you should have straitened he should have straitened we should have straitened you should have straitened they should have straitened	I should have been straitening you should have been straitening he should have been straitening we should have been straitening you should have been straitening they should have been straitening

Negation

Simple form	V-ing form
I should not straiten you should not straiten he should not straiten we should not straiten you should not straiten they should not straiten	I should not be straitening you should not be straitening he should not be straitening we should not be straitening you should not be straitening they should not be straitening
Perfect	V-ing perfect
I should not have straitened you should not have straitened he should not have straitened we should not have straitened you should not have straitened they should not have straitened	I should not have been straitening you should not have been straitening he should not have been straitening we should not have been straitening you should not have been straitening they should not have been straitening

Interrogative form

Simple form	V-ing form
should I straiten? should you straiten? should he straiten? should we straiten? should you straiten? should they straiten?	should I be straitening? should you be straitening? should he be straitening? should we be straitening? should you be straitening? should they be straitening?
Perfect	V-ing perfect
should I have straitened? should you have straitened? should he have straitened? should we have straitened? should you have straitened? should they have straitened?	should I have been straitening? should you have been straitening? should he have been straitening? should we have been straitening? should you have been straitening? should they have been straitening?

Interro-negative form

Simple form	V-ing form
should I not straiten? should you not straiten? should he not straiten? should we not straiten? should you not straiten? should they not straiten?	should I not be straitening? should you not be straitening? should he not be straitening? should we not be straitening? should you not be straitening? should they not be straitening?
Perfect	V-ing perfect
should I not have straitened? should you not have straitened? should he not have straitened? should we not have straitened? should you not have straitened? should they not have straitened?	should I not have been straitening? should you not have been straitening? should he not have been straitening? should we not have been straitening? should you not have been straitening? should they not have been straitening?