I'd be lifting you'd be lifting he'd be lifting we'd be lifting you'd be lifting they'd be lifting
Perfect
I should've lifted you should've lifted he 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 he 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 he 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 he 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 he 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 he 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 he lift? should we lift? should you lift? should they lift?
V-ing form
should I be lifting? should you be lifting? should he be lifting? should we be lifting? should you be lifting? should they be lifting?
Perfect
should I have lifted? should you have lifted? should he 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 he 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 he 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 he 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 he 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 he have been lifting? shouldn't we have been lifting? shouldn't you have been lifting? shouldn't they have been lifting?