English verb conjugation
SHOULD TOWEL

Regular verb: towel - towelled - towelled

Affirmation

Simple form	V-ing form
I'd towel you'd towel he'd towel we'd towel you'd towel they'd towel	I'd be towelling you'd be towelling he'd be towelling we'd be towelling you'd be towelling they'd be towelling
Perfect	V-ing perfect
I should've towelled you should've towelled he should've towelled we should've towelled you should've towelled they should've towelled	I should've been towelling you should've been towelling he should've been towelling we should've been towelling you should've been towelling they should've been towelling

Negation

Simple form	V-ing form
I shouldn't towel you shouldn't towel he shouldn't towel we shouldn't towel you shouldn't towel they shouldn't towel	I shouldn't be towelling you shouldn't be towelling he shouldn't be towelling we shouldn't be towelling you shouldn't be towelling they shouldn't be towelling
Perfect	V-ing perfect
I shouldn't have towelled you shouldn't have towelled he shouldn't have towelled we shouldn't have towelled you shouldn't have towelled they shouldn't have towelled	I shouldn't have been towelling you shouldn't have been towelling he shouldn't have been towelling we shouldn't have been towelling you shouldn't have been towelling they shouldn't have been towelling

Interrogative form

Simple form	V-ing form
should I towel? should you towel? should he towel? should we towel? should you towel? should they towel?	should I be towelling? should you be towelling? should he be towelling? should we be towelling? should you be towelling? should they be towelling?
Perfect	V-ing perfect
should I have towelled? should you have towelled? should he have towelled? should we have towelled? should you have towelled? should they have towelled?	should I have been towelling? should you have been towelling? should he have been towelling? should we have been towelling? should you have been towelling? should they have been towelling?

Interro-negative form

Simple form	V-ing form
shouldn't I towel? shouldn't you towel? shouldn't he towel? shouldn't we towel? shouldn't you towel? shouldn't they towel?	shouldn't I be towelling? shouldn't you be towelling? shouldn't he be towelling? shouldn't we be towelling? shouldn't you be towelling? shouldn't they be towelling?
Perfect	V-ing perfect
shouldn't I have towelled? shouldn't you have towelled? shouldn't he have towelled? shouldn't we have towelled? shouldn't you have towelled? shouldn't they have towelled?	shouldn't I have been towelling? shouldn't you have been towelling? shouldn't he have been towelling? shouldn't we have been towelling? shouldn't you have been towelling? shouldn't they have been towelling?