I should scarf you should scarf he should scarf we should scarf you should scarf they should scarf
V-ing form
I should be scarfing you should be scarfing he should be scarfing we should be scarfing you should be scarfing they should be scarfing
Perfect
I should have scarfed you should have scarfed he should have scarfed we should have scarfed you should have scarfed they should have scarfed
V-ing perfect
I should have been scarfing you should have been scarfing he should have been scarfing we should have been scarfing you should have been scarfing they should have been scarfing
Negation
Simple form
I should not scarf you should not scarf he should not scarf we should not scarf you should not scarf they should not scarf
V-ing form
I should not be scarfing you should not be scarfing he should not be scarfing we should not be scarfing you should not be scarfing they should not be scarfing
Perfect
I should not have scarfed you should not have scarfed he should not have scarfed we should not have scarfed you should not have scarfed they should not have scarfed
V-ing perfect
I should not have been scarfing you should not have been scarfing he should not have been scarfing we should not have been scarfing you should not have been scarfing they should not have been scarfing
Interrogative form
Simple form
should I scarf? should you scarf? should he scarf? should we scarf? should you scarf? should they scarf?
V-ing form
should I be scarfing? should you be scarfing? should he be scarfing? should we be scarfing? should you be scarfing? should they be scarfing?
Perfect
should I have scarfed? should you have scarfed? should he have scarfed? should we have scarfed? should you have scarfed? should they have scarfed?
V-ing perfect
should I have been scarfing? should you have been scarfing? should he have been scarfing? should we have been scarfing? should you have been scarfing? should they have been scarfing?
Interro-negative form
Simple form
should I not scarf? should you not scarf? should he not scarf? should we not scarf? should you not scarf? should they not scarf?
V-ing form
should I not be scarfing? should you not be scarfing? should he not be scarfing? should we not be scarfing? should you not be scarfing? should they not be scarfing?
Perfect
should I not have scarfed? should you not have scarfed? should he not have scarfed? should we not have scarfed? should you not have scarfed? should they not have scarfed?
V-ing perfect
should I not have been scarfing? should you not have been scarfing? should he not have been scarfing? should we not have been scarfing? should you not have been scarfing? should they not have been scarfing?