I should window you should window he should window we should window you should window they should window
V-ing form
I should be windowing you should be windowing he should be windowing we should be windowing you should be windowing they should be windowing
Perfect
I should have windowed you should have windowed he should have windowed we should have windowed you should have windowed they should have windowed
V-ing perfect
I should have been windowing you should have been windowing he should have been windowing we should have been windowing you should have been windowing they should have been windowing
Negation
Simple form
I should not window you should not window he should not window we should not window you should not window they should not window
V-ing form
I should not be windowing you should not be windowing he should not be windowing we should not be windowing you should not be windowing they should not be windowing
Perfect
I should not have windowed you should not have windowed he should not have windowed we should not have windowed you should not have windowed they should not have windowed
V-ing perfect
I should not have been windowing you should not have been windowing he should not have been windowing we should not have been windowing you should not have been windowing they should not have been windowing
Interrogative form
Simple form
should I window? should you window? should he window? should we window? should you window? should they window?
V-ing form
should I be windowing? should you be windowing? should he be windowing? should we be windowing? should you be windowing? should they be windowing?
Perfect
should I have windowed? should you have windowed? should he have windowed? should we have windowed? should you have windowed? should they have windowed?
V-ing perfect
should I have been windowing? should you have been windowing? should he have been windowing? should we have been windowing? should you have been windowing? should they have been windowing?
Interro-negative form
Simple form
should I not window? should you not window? should he not window? should we not window? should you not window? should they not window?
V-ing form
should I not be windowing? should you not be windowing? should he not be windowing? should we not be windowing? should you not be windowing? should they not be windowing?
Perfect
should I not have windowed? should you not have windowed? should he not have windowed? should we not have windowed? should you not have windowed? should they not have windowed?
V-ing perfect
should I not have been windowing? should you not have been windowing? should he not have been windowing? should we not have been windowing? should you not have been windowing? should they not have been windowing?