I'd be propelling you'd be propelling she'd be propelling we'd be propelling you'd be propelling they'd be propelling
Perfect
I should've propelled you should've propelled she should've propelled we should've propelled you should've propelled they should've propelled
V-ing perfect
I should've been propelling you should've been propelling she should've been propelling we should've been propelling you should've been propelling they should've been propelling
Negation
Simple form
I shouldn't propel you shouldn't propel she shouldn't propel we shouldn't propel you shouldn't propel they shouldn't propel
V-ing form
I shouldn't be propelling you shouldn't be propelling she shouldn't be propelling we shouldn't be propelling you shouldn't be propelling they shouldn't be propelling
Perfect
I shouldn't have propelled you shouldn't have propelled she shouldn't have propelled we shouldn't have propelled you shouldn't have propelled they shouldn't have propelled
V-ing perfect
I shouldn't have been propelling you shouldn't have been propelling she shouldn't have been propelling we shouldn't have been propelling you shouldn't have been propelling they shouldn't have been propelling
Interrogative form
Simple form
should I propel? should you propel? should she propel? should we propel? should you propel? should they propel?
V-ing form
should I be propelling? should you be propelling? should she be propelling? should we be propelling? should you be propelling? should they be propelling?
Perfect
should I have propelled? should you have propelled? should she have propelled? should we have propelled? should you have propelled? should they have propelled?
V-ing perfect
should I have been propelling? should you have been propelling? should she have been propelling? should we have been propelling? should you have been propelling? should they have been propelling?
Interro-negative form
Simple form
shouldn't I propel? shouldn't you propel? shouldn't she propel? shouldn't we propel? shouldn't you propel? shouldn't they propel?
V-ing form
shouldn't I be propelling? shouldn't you be propelling? shouldn't she be propelling? shouldn't we be propelling? shouldn't you be propelling? shouldn't they be propelling?
Perfect
shouldn't I have propelled? shouldn't you have propelled? shouldn't she have propelled? shouldn't we have propelled? shouldn't you have propelled? shouldn't they have propelled?
V-ing perfect
shouldn't I have been propelling? shouldn't you have been propelling? shouldn't she have been propelling? shouldn't we have been propelling? shouldn't you have been propelling? shouldn't they have been propelling?