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