English verb conjugation
SHOULD SHUTTLE

Regular verb: shuttle - shuttled - shuttled

Affirmation

Simple form	V-ing form
I'd shuttle you'd shuttle he'd shuttle we'd shuttle you'd shuttle they'd shuttle	I'd be shuttling you'd be shuttling he'd be shuttling we'd be shuttling you'd be shuttling they'd be shuttling
Perfect	V-ing perfect
I should've shuttled you should've shuttled he should've shuttled we should've shuttled you should've shuttled they should've shuttled	I should've been shuttling you should've been shuttling he should've been shuttling we should've been shuttling you should've been shuttling they should've been shuttling

Negation

Simple form	V-ing form
I shouldn't shuttle you shouldn't shuttle he shouldn't shuttle we shouldn't shuttle you shouldn't shuttle they shouldn't shuttle	I shouldn't be shuttling you shouldn't be shuttling he shouldn't be shuttling we shouldn't be shuttling you shouldn't be shuttling they shouldn't be shuttling
Perfect	V-ing perfect
I shouldn't have shuttled you shouldn't have shuttled he shouldn't have shuttled we shouldn't have shuttled you shouldn't have shuttled they shouldn't have shuttled	I shouldn't have been shuttling you shouldn't have been shuttling he shouldn't have been shuttling we shouldn't have been shuttling you shouldn't have been shuttling they shouldn't have been shuttling

Interrogative form

Simple form	V-ing form
should I shuttle? should you shuttle? should he shuttle? should we shuttle? should you shuttle? should they shuttle?	should I be shuttling? should you be shuttling? should he be shuttling? should we be shuttling? should you be shuttling? should they be shuttling?
Perfect	V-ing perfect
should I have shuttled? should you have shuttled? should he have shuttled? should we have shuttled? should you have shuttled? should they have shuttled?	should I have been shuttling? should you have been shuttling? should he have been shuttling? should we have been shuttling? should you have been shuttling? should they have been shuttling?

Interro-negative form

Simple form	V-ing form
shouldn't I shuttle? shouldn't you shuttle? shouldn't he shuttle? shouldn't we shuttle? shouldn't you shuttle? shouldn't they shuttle?	shouldn't I be shuttling? shouldn't you be shuttling? shouldn't he be shuttling? shouldn't we be shuttling? shouldn't you be shuttling? shouldn't they be shuttling?
Perfect	V-ing perfect
shouldn't I have shuttled? shouldn't you have shuttled? shouldn't he have shuttled? shouldn't we have shuttled? shouldn't you have shuttled? shouldn't they have shuttled?	shouldn't I have been shuttling? shouldn't you have been shuttling? shouldn't he have been shuttling? shouldn't we have been shuttling? shouldn't you have been shuttling? shouldn't they have been shuttling?