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