I should double-lock you should double-lock he should double-lock we should double-lock you should double-lock they should double-lock
V-ing form
I should be double-locking you should be double-locking he should be double-locking we should be double-locking you should be double-locking they should be double-locking
Perfect
I should have double-locked you should have double-locked he should have double-locked we should have double-locked you should have double-locked they should have double-locked
V-ing perfect
I should have been double-locking you should have been double-locking he should have been double-locking we should have been double-locking you should have been double-locking they should have been double-locking
Negation
Simple form
I should not double-lock you should not double-lock he should not double-lock we should not double-lock you should not double-lock they should not double-lock
V-ing form
I should not be double-locking you should not be double-locking he should not be double-locking we should not be double-locking you should not be double-locking they should not be double-locking
Perfect
I should not have double-locked you should not have double-locked he should not have double-locked we should not have double-locked you should not have double-locked they should not have double-locked
V-ing perfect
I should not have been double-locking you should not have been double-locking he should not have been double-locking we should not have been double-locking you should not have been double-locking they should not have been double-locking
Interrogative form
Simple form
should I double-lock? should you double-lock? should he double-lock? should we double-lock? should you double-lock? should they double-lock?
V-ing form
should I be double-locking? should you be double-locking? should he be double-locking? should we be double-locking? should you be double-locking? should they be double-locking?
Perfect
should I have double-locked? should you have double-locked? should he have double-locked? should we have double-locked? should you have double-locked? should they have double-locked?
V-ing perfect
should I have been double-locking? should you have been double-locking? should he have been double-locking? should we have been double-locking? should you have been double-locking? should they have been double-locking?
Interro-negative form
Simple form
should I not double-lock? should you not double-lock? should he not double-lock? should we not double-lock? should you not double-lock? should they not double-lock?
V-ing form
should I not be double-locking? should you not be double-locking? should he not be double-locking? should we not be double-locking? should you not be double-locking? should they not be double-locking?
Perfect
should I not have double-locked? should you not have double-locked? should he not have double-locked? should we not have double-locked? should you not have double-locked? should they not have double-locked?
V-ing perfect
should I not have been double-locking? should you not have been double-locking? should he not have been double-locking? should we not have been double-locking? should you not have been double-locking? should they not have been double-locking?