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