I'd be spilling you'd be spilling he'd be spilling we'd be spilling you'd be spilling they'd be spilling
Perfect
I should've spilled, spilt you should've spilled, spilt he should've spilled, spilt we should've spilled, spilt you should've spilled, spilt they should've spilled, spilt
V-ing perfect
I should've been spilling you should've been spilling he should've been spilling we should've been spilling you should've been spilling they should've been spilling
Negation
Simple form
I shouldn't spill you shouldn't spill he shouldn't spill we shouldn't spill you shouldn't spill they shouldn't spill
V-ing form
I shouldn't be spilling you shouldn't be spilling he shouldn't be spilling we shouldn't be spilling you shouldn't be spilling they shouldn't be spilling
Perfect
I shouldn't have spilled, spilt you shouldn't have spilled, spilt he shouldn't have spilled, spilt we shouldn't have spilled, spilt you shouldn't have spilled, spilt they shouldn't have spilled, spilt
V-ing perfect
I shouldn't have been spilling you shouldn't have been spilling he shouldn't have been spilling we shouldn't have been spilling you shouldn't have been spilling they shouldn't have been spilling
Interrogative form
Simple form
should I spill? should you spill? should he spill? should we spill? should you spill? should they spill?
V-ing form
should I be spilling? should you be spilling? should he be spilling? should we be spilling? should you be spilling? should they be spilling?
Perfect
should I have spilled, spilt? should you have spilled, spilt? should he have spilled, spilt? should we have spilled, spilt? should you have spilled, spilt? should they have spilled, spilt?
V-ing perfect
should I have been spilling? should you have been spilling? should he have been spilling? should we have been spilling? should you have been spilling? should they have been spilling?
Interro-negative form
Simple form
shouldn't I spill? shouldn't you spill? shouldn't he spill? shouldn't we spill? shouldn't you spill? shouldn't they spill?
V-ing form
shouldn't I be spilling? shouldn't you be spilling? shouldn't he be spilling? shouldn't we be spilling? shouldn't you be spilling? shouldn't they be spilling?
Perfect
shouldn't I have spilled, spilt? shouldn't you have spilled, spilt? shouldn't he have spilled, spilt? shouldn't we have spilled, spilt? shouldn't you have spilled, spilt? shouldn't they have spilled, spilt?
V-ing perfect
shouldn't I have been spilling? shouldn't you have been spilling? shouldn't he have been spilling? shouldn't we have been spilling? shouldn't you have been spilling? shouldn't they have been spilling?