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