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