I should act you should act he should act we should act you should act they should act
V-ing form
I should be acting you should be acting he should be acting we should be acting you should be acting they should be acting
Perfect
I should have acted you should have acted he should have acted we should have acted you should have acted they should have acted
V-ing perfect
I should have been acting you should have been acting he should have been acting we should have been acting you should have been acting they should have been acting
Negation
Simple form
I should not act you should not act he should not act we should not act you should not act they should not act
V-ing form
I should not be acting you should not be acting he should not be acting we should not be acting you should not be acting they should not be acting
Perfect
I should not have acted you should not have acted he should not have acted we should not have acted you should not have acted they should not have acted
V-ing perfect
I should not have been acting you should not have been acting he should not have been acting we should not have been acting you should not have been acting they should not have been acting
Interrogative form
Simple form
should I act? should you act? should he act? should we act? should you act? should they act?
V-ing form
should I be acting? should you be acting? should he be acting? should we be acting? should you be acting? should they be acting?
Perfect
should I have acted? should you have acted? should he have acted? should we have acted? should you have acted? should they have acted?
V-ing perfect
should I have been acting? should you have been acting? should he have been acting? should we have been acting? should you have been acting? should they have been acting?
Interro-negative form
Simple form
should I not act? should you not act? should he not act? should we not act? should you not act? should they not act?
V-ing form
should I not be acting? should you not be acting? should he not be acting? should we not be acting? should you not be acting? should they not be acting?
Perfect
should I not have acted? should you not have acted? should he not have acted? should we not have acted? should you not have acted? should they not have acted?
V-ing perfect
should I not have been acting? should you not have been acting? should he not have been acting? should we not have been acting? should you not have been acting? should they not have been acting?