I'd be abstracting you'd be abstracting she'd be abstracting we'd be abstracting you'd be abstracting they'd be abstracting
Perfect
I should've abstracted you should've abstracted she should've abstracted we should've abstracted you should've abstracted they should've abstracted
V-ing perfect
I should've been abstracting you should've been abstracting she should've been abstracting we should've been abstracting you should've been abstracting they should've been abstracting
Negation
Simple form
I shouldn't abstract you shouldn't abstract she shouldn't abstract we shouldn't abstract you shouldn't abstract they shouldn't abstract
V-ing form
I shouldn't be abstracting you shouldn't be abstracting she shouldn't be abstracting we shouldn't be abstracting you shouldn't be abstracting they shouldn't be abstracting
Perfect
I shouldn't have abstracted you shouldn't have abstracted she shouldn't have abstracted we shouldn't have abstracted you shouldn't have abstracted they shouldn't have abstracted
V-ing perfect
I shouldn't have been abstracting you shouldn't have been abstracting she shouldn't have been abstracting we shouldn't have been abstracting you shouldn't have been abstracting they shouldn't have been abstracting
Interrogative form
Simple form
should I abstract? should you abstract? should she abstract? should we abstract? should you abstract? should they abstract?
V-ing form
should I be abstracting? should you be abstracting? should she be abstracting? should we be abstracting? should you be abstracting? should they be abstracting?
Perfect
should I have abstracted? should you have abstracted? should she have abstracted? should we have abstracted? should you have abstracted? should they have abstracted?
V-ing perfect
should I have been abstracting? should you have been abstracting? should she have been abstracting? should we have been abstracting? should you have been abstracting? should they have been abstracting?
Interro-negative form
Simple form
shouldn't I abstract? shouldn't you abstract? shouldn't she abstract? shouldn't we abstract? shouldn't you abstract? shouldn't they abstract?
V-ing form
shouldn't I be abstracting? shouldn't you be abstracting? shouldn't she be abstracting? shouldn't we be abstracting? shouldn't you be abstracting? shouldn't they be abstracting?
Perfect
shouldn't I have abstracted? shouldn't you have abstracted? shouldn't she have abstracted? shouldn't we have abstracted? shouldn't you have abstracted? shouldn't they have abstracted?
V-ing perfect
shouldn't I have been abstracting? shouldn't you have been abstracting? shouldn't she have been abstracting? shouldn't we have been abstracting? shouldn't you have been abstracting? shouldn't they have been abstracting?