I should graze you should graze he should graze we should graze you should graze they should graze
V-ing form
I should be grazing you should be grazing he should be grazing we should be grazing you should be grazing they should be grazing
Perfect
I should have grazed you should have grazed he should have grazed we should have grazed you should have grazed they should have grazed
V-ing perfect
I should have been grazing you should have been grazing he should have been grazing we should have been grazing you should have been grazing they should have been grazing
Negation
Simple form
I should not graze you should not graze he should not graze we should not graze you should not graze they should not graze
V-ing form
I should not be grazing you should not be grazing he should not be grazing we should not be grazing you should not be grazing they should not be grazing
Perfect
I should not have grazed you should not have grazed he should not have grazed we should not have grazed you should not have grazed they should not have grazed
V-ing perfect
I should not have been grazing you should not have been grazing he should not have been grazing we should not have been grazing you should not have been grazing they should not have been grazing
Interrogative form
Simple form
should I graze? should you graze? should he graze? should we graze? should you graze? should they graze?
V-ing form
should I be grazing? should you be grazing? should he be grazing? should we be grazing? should you be grazing? should they be grazing?
Perfect
should I have grazed? should you have grazed? should he have grazed? should we have grazed? should you have grazed? should they have grazed?
V-ing perfect
should I have been grazing? should you have been grazing? should he have been grazing? should we have been grazing? should you have been grazing? should they have been grazing?
Interro-negative form
Simple form
should I not graze? should you not graze? should he not graze? should we not graze? should you not graze? should they not graze?
V-ing form
should I not be grazing? should you not be grazing? should he not be grazing? should we not be grazing? should you not be grazing? should they not be grazing?
Perfect
should I not have grazed? should you not have grazed? should he not have grazed? should we not have grazed? should you not have grazed? should they not have grazed?
V-ing perfect
should I not have been grazing? should you not have been grazing? should he not have been grazing? should we not have been grazing? should you not have been grazing? should they not have been grazing?