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