English verb conjugation
SHOULD MUSE

Regular verb: muse - mused - mused

Affirmation

Simple form	V-ing form
I'd muse you'd muse he'd muse we'd muse you'd muse they'd muse	I'd be musing you'd be musing he'd be musing we'd be musing you'd be musing they'd be musing
Perfect	V-ing perfect
I should've mused you should've mused he should've mused we should've mused you should've mused they should've mused	I should've been musing you should've been musing he should've been musing we should've been musing you should've been musing they should've been musing

Negation

Simple form	V-ing form
I shouldn't muse you shouldn't muse he shouldn't muse we shouldn't muse you shouldn't muse they shouldn't muse	I shouldn't be musing you shouldn't be musing he shouldn't be musing we shouldn't be musing you shouldn't be musing they shouldn't be musing
Perfect	V-ing perfect
I shouldn't have mused you shouldn't have mused he shouldn't have mused we shouldn't have mused you shouldn't have mused they shouldn't have mused	I shouldn't have been musing you shouldn't have been musing he shouldn't have been musing we shouldn't have been musing you shouldn't have been musing they shouldn't have been musing

Interrogative form

Simple form	V-ing form
should I muse? should you muse? should he muse? should we muse? should you muse? should they muse?	should I be musing? should you be musing? should he be musing? should we be musing? should you be musing? should they be musing?
Perfect	V-ing perfect
should I have mused? should you have mused? should he have mused? should we have mused? should you have mused? should they have mused?	should I have been musing? should you have been musing? should he have been musing? should we have been musing? should you have been musing? should they have been musing?

Interro-negative form

Simple form	V-ing form
shouldn't I muse? shouldn't you muse? shouldn't he muse? shouldn't we muse? shouldn't you muse? shouldn't they muse?	shouldn't I be musing? shouldn't you be musing? shouldn't he be musing? shouldn't we be musing? shouldn't you be musing? shouldn't they be musing?
Perfect	V-ing perfect
shouldn't I have mused? shouldn't you have mused? shouldn't he have mused? shouldn't we have mused? shouldn't you have mused? shouldn't they have mused?	shouldn't I have been musing? shouldn't you have been musing? shouldn't he have been musing? shouldn't we have been musing? shouldn't you have been musing? shouldn't they have been musing?