English verb conjugation
SHOULD SNARL

Regular verb: snarl - snarled - snarled

Affirmation

Simple form	V-ing form
I'd snarl you'd snarl he'd snarl we'd snarl you'd snarl they'd snarl	I'd be snarling you'd be snarling he'd be snarling we'd be snarling you'd be snarling they'd be snarling
Perfect	V-ing perfect
I should've snarled you should've snarled he should've snarled we should've snarled you should've snarled they should've snarled	I should've been snarling you should've been snarling he should've been snarling we should've been snarling you should've been snarling they should've been snarling

Negation

Simple form	V-ing form
I shouldn't snarl you shouldn't snarl he shouldn't snarl we shouldn't snarl you shouldn't snarl they shouldn't snarl	I shouldn't be snarling you shouldn't be snarling he shouldn't be snarling we shouldn't be snarling you shouldn't be snarling they shouldn't be snarling
Perfect	V-ing perfect
I shouldn't have snarled you shouldn't have snarled he shouldn't have snarled we shouldn't have snarled you shouldn't have snarled they shouldn't have snarled	I shouldn't have been snarling you shouldn't have been snarling he shouldn't have been snarling we shouldn't have been snarling you shouldn't have been snarling they shouldn't have been snarling

Interrogative form

Simple form	V-ing form
should I snarl? should you snarl? should he snarl? should we snarl? should you snarl? should they snarl?	should I be snarling? should you be snarling? should he be snarling? should we be snarling? should you be snarling? should they be snarling?
Perfect	V-ing perfect
should I have snarled? should you have snarled? should he have snarled? should we have snarled? should you have snarled? should they have snarled?	should I have been snarling? should you have been snarling? should he have been snarling? should we have been snarling? should you have been snarling? should they have been snarling?

Interro-negative form

Simple form	V-ing form
shouldn't I snarl? shouldn't you snarl? shouldn't he snarl? shouldn't we snarl? shouldn't you snarl? shouldn't they snarl?	shouldn't I be snarling? shouldn't you be snarling? shouldn't he be snarling? shouldn't we be snarling? shouldn't you be snarling? shouldn't they be snarling?
Perfect	V-ing perfect
shouldn't I have snarled? shouldn't you have snarled? shouldn't he have snarled? shouldn't we have snarled? shouldn't you have snarled? shouldn't they have snarled?	shouldn't I have been snarling? shouldn't you have been snarling? shouldn't he have been snarling? shouldn't we have been snarling? shouldn't you have been snarling? shouldn't they have been snarling?