English verb conjugation
SHOULD STARTLE

Regular verb: startle - startled - startled

Affirmation

Simple form	V-ing form
I'd startle you'd startle he'd startle we'd startle you'd startle they'd startle	I'd be startling you'd be startling he'd be startling we'd be startling you'd be startling they'd be startling
Perfect	V-ing perfect
I should've startled you should've startled he should've startled we should've startled you should've startled they should've startled	I should've been startling you should've been startling he should've been startling we should've been startling you should've been startling they should've been startling

Negation

Simple form	V-ing form
I shouldn't startle you shouldn't startle he shouldn't startle we shouldn't startle you shouldn't startle they shouldn't startle	I shouldn't be startling you shouldn't be startling he shouldn't be startling we shouldn't be startling you shouldn't be startling they shouldn't be startling
Perfect	V-ing perfect
I shouldn't have startled you shouldn't have startled he shouldn't have startled we shouldn't have startled you shouldn't have startled they shouldn't have startled	I shouldn't have been startling you shouldn't have been startling he shouldn't have been startling we shouldn't have been startling you shouldn't have been startling they shouldn't have been startling

Interrogative form

Simple form	V-ing form
should I startle? should you startle? should he startle? should we startle? should you startle? should they startle?	should I be startling? should you be startling? should he be startling? should we be startling? should you be startling? should they be startling?
Perfect	V-ing perfect
should I have startled? should you have startled? should he have startled? should we have startled? should you have startled? should they have startled?	should I have been startling? should you have been startling? should he have been startling? should we have been startling? should you have been startling? should they have been startling?

Interro-negative form

Simple form	V-ing form
shouldn't I startle? shouldn't you startle? shouldn't he startle? shouldn't we startle? shouldn't you startle? shouldn't they startle?	shouldn't I be startling? shouldn't you be startling? shouldn't he be startling? shouldn't we be startling? shouldn't you be startling? shouldn't they be startling?
Perfect	V-ing perfect
shouldn't I have startled? shouldn't you have startled? shouldn't he have startled? shouldn't we have startled? shouldn't you have startled? shouldn't they have startled?	shouldn't I have been startling? shouldn't you have been startling? shouldn't he have been startling? shouldn't we have been startling? shouldn't you have been startling? shouldn't they have been startling?