I'd be washing you'd be washing he'd be washing we'd be washing you'd be washing they'd be washing
Perfect
I should've washed you should've washed he should've washed we should've washed you should've washed they should've washed
V-ing perfect
I should've been washing you should've been washing he should've been washing we should've been washing you should've been washing they should've been washing
Negation
Simple form
I shouldn't wash you shouldn't wash he shouldn't wash we shouldn't wash you shouldn't wash they shouldn't wash
V-ing form
I shouldn't be washing you shouldn't be washing he shouldn't be washing we shouldn't be washing you shouldn't be washing they shouldn't be washing
Perfect
I shouldn't have washed you shouldn't have washed he shouldn't have washed we shouldn't have washed you shouldn't have washed they shouldn't have washed
V-ing perfect
I shouldn't have been washing you shouldn't have been washing he shouldn't have been washing we shouldn't have been washing you shouldn't have been washing they shouldn't have been washing
Interrogative form
Simple form
should I wash? should you wash? should he wash? should we wash? should you wash? should they wash?
V-ing form
should I be washing? should you be washing? should he be washing? should we be washing? should you be washing? should they be washing?
Perfect
should I have washed? should you have washed? should he have washed? should we have washed? should you have washed? should they have washed?
V-ing perfect
should I have been washing? should you have been washing? should he have been washing? should we have been washing? should you have been washing? should they have been washing?
Interro-negative form
Simple form
shouldn't I wash? shouldn't you wash? shouldn't he wash? shouldn't we wash? shouldn't you wash? shouldn't they wash?
V-ing form
shouldn't I be washing? shouldn't you be washing? shouldn't he be washing? shouldn't we be washing? shouldn't you be washing? shouldn't they be washing?
Perfect
shouldn't I have washed? shouldn't you have washed? shouldn't he have washed? shouldn't we have washed? shouldn't you have washed? shouldn't they have washed?
V-ing perfect
shouldn't I have been washing? shouldn't you have been washing? shouldn't he have been washing? shouldn't we have been washing? shouldn't you have been washing? shouldn't they have been washing?