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