I should customize you should customize he should customize we should customize you should customize they should customize
V-ing form
I should be customizing you should be customizing he should be customizing we should be customizing you should be customizing they should be customizing
Perfect
I should have customized you should have customized he should have customized we should have customized you should have customized they should have customized
V-ing perfect
I should have been customizing you should have been customizing he should have been customizing we should have been customizing you should have been customizing they should have been customizing
Negation
Simple form
I should not customize you should not customize he should not customize we should not customize you should not customize they should not customize
V-ing form
I should not be customizing you should not be customizing he should not be customizing we should not be customizing you should not be customizing they should not be customizing
Perfect
I should not have customized you should not have customized he should not have customized we should not have customized you should not have customized they should not have customized
V-ing perfect
I should not have been customizing you should not have been customizing he should not have been customizing we should not have been customizing you should not have been customizing they should not have been customizing
Interrogative form
Simple form
should I customize? should you customize? should he customize? should we customize? should you customize? should they customize?
V-ing form
should I be customizing? should you be customizing? should he be customizing? should we be customizing? should you be customizing? should they be customizing?
Perfect
should I have customized? should you have customized? should he have customized? should we have customized? should you have customized? should they have customized?
V-ing perfect
should I have been customizing? should you have been customizing? should he have been customizing? should we have been customizing? should you have been customizing? should they have been customizing?
Interro-negative form
Simple form
should I not customize? should you not customize? should he not customize? should we not customize? should you not customize? should they not customize?
V-ing form
should I not be customizing? should you not be customizing? should he not be customizing? should we not be customizing? should you not be customizing? should they not be customizing?
Perfect
should I not have customized? should you not have customized? should he not have customized? should we not have customized? should you not have customized? should they not have customized?
V-ing perfect
should I not have been customizing? should you not have been customizing? should he not have been customizing? should we not have been customizing? should you not have been customizing? should they not have been customizing?