should double-lock
Regular verb: double-lock - double-locked- double-locked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd double-lock
you'd double-lock
he'd double-lock
we'd double-lock
you'd double-lock
they'd double-lock 	I'd be double-locking
you'd be double-locking
he'd be double-locking
we'd be double-locking
you'd be double-locking
they'd be double-locking	I should've double-locked
you should've double-locked
he should've double-locked
we should've double-locked
you should've double-locked
they should've double-locked	I should've been double-locking
you should've been double-locking
he should've been double-locking
we should've been double-locking
you should've been double-locking
they should've been double-locking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't double-lock
you shouldn't double-lock
he shouldn't double-lock
we shouldn't double-lock
you shouldn't double-lock
they shouldn't double-lock 	I shouldn't be double-locking
you shouldn't be double-locking
he shouldn't be double-locking
we shouldn't be double-locking
you shouldn't be double-locking
they shouldn't be double-locking	I shouldn't have double-locked
you shouldn't have double-locked
he shouldn't have double-locked
we shouldn't have double-locked
you shouldn't have double-locked
they shouldn't have double-locked	I shouldn't have been double-locking
you shouldn't have been double-locking
he shouldn't have been double-locking
we shouldn't have been double-locking
you shouldn't have been double-locking
they shouldn't have been double-locking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I double-lock?
should you double-lock?
should he double-lock?
should we double-lock?
should you double-lock?
should they double-lock? 	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? 	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? 	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 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I double-lock?
shouldn't you double-lock?
shouldn't he double-lock?
shouldn't we double-lock?
shouldn't you double-lock?
shouldn't they double-lock? 	shouldn't I be double-locking?
shouldn't you be double-locking?
shouldn't he be double-locking?
shouldn't we be double-locking?
shouldn't you be double-locking?
shouldn't they be double-locking? 	shouldn't I have double-locked?
shouldn't you have double-locked?
shouldn't he have double-locked?
shouldn't we have double-locked?
shouldn't you have double-locked?
shouldn't they have double-locked? 	shouldn't I have been double-locking?
shouldn't you have been double-locking?
shouldn't he have been double-locking?
shouldn't we have been double-locking?
shouldn't you have been double-locking?
shouldn't they have been double-locking?