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