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