English verb conjugation
SHOULD MARL

Regular verb: marl - marled - marled

Affirmation

Simple form	V-ing form
I'd marl you'd marl he'd marl we'd marl you'd marl they'd marl	I'd be marling you'd be marling he'd be marling we'd be marling you'd be marling they'd be marling
Perfect	V-ing perfect
I should've marled you should've marled he should've marled we should've marled you should've marled they should've marled	I should've been marling you should've been marling he should've been marling we should've been marling you should've been marling they should've been marling

Negation

Simple form	V-ing form
I shouldn't marl you shouldn't marl he shouldn't marl we shouldn't marl you shouldn't marl they shouldn't marl	I shouldn't be marling you shouldn't be marling he shouldn't be marling we shouldn't be marling you shouldn't be marling they shouldn't be marling
Perfect	V-ing perfect
I shouldn't have marled you shouldn't have marled he shouldn't have marled we shouldn't have marled you shouldn't have marled they shouldn't have marled	I shouldn't have been marling you shouldn't have been marling he shouldn't have been marling we shouldn't have been marling you shouldn't have been marling they shouldn't have been marling

Interrogative form

Simple form	V-ing form
should I marl? should you marl? should he marl? should we marl? should you marl? should they marl?	should I be marling? should you be marling? should he be marling? should we be marling? should you be marling? should they be marling?
Perfect	V-ing perfect
should I have marled? should you have marled? should he have marled? should we have marled? should you have marled? should they have marled?	should I have been marling? should you have been marling? should he have been marling? should we have been marling? should you have been marling? should they have been marling?

Interro-negative form

Simple form	V-ing form
shouldn't I marl? shouldn't you marl? shouldn't he marl? shouldn't we marl? shouldn't you marl? shouldn't they marl?	shouldn't I be marling? shouldn't you be marling? shouldn't he be marling? shouldn't we be marling? shouldn't you be marling? shouldn't they be marling?
Perfect	V-ing perfect
shouldn't I have marled? shouldn't you have marled? shouldn't he have marled? shouldn't we have marled? shouldn't you have marled? shouldn't they have marled?	shouldn't I have been marling? shouldn't you have been marling? shouldn't he have been marling? shouldn't we have been marling? shouldn't you have been marling? shouldn't they have been marling?