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