should straddle
Regular verb: straddle - straddled- straddled

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