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