I should double-tongue you should double-tongue he should double-tongue we should double-tongue you should double-tongue they should double-tongue
V-ing form
I should be double-tonguing you should be double-tonguing he should be double-tonguing we should be double-tonguing you should be double-tonguing they should be double-tonguing
Perfect
I should have double-tongued you should have double-tongued he should have double-tongued we should have double-tongued you should have double-tongued they should have double-tongued
V-ing perfect
I should have been double-tonguing you should have been double-tonguing he should have been double-tonguing we should have been double-tonguing you should have been double-tonguing they should have been double-tonguing
Negation
Simple form
I should not double-tongue you should not double-tongue he should not double-tongue we should not double-tongue you should not double-tongue they should not double-tongue
V-ing form
I should not be double-tonguing you should not be double-tonguing he should not be double-tonguing we should not be double-tonguing you should not be double-tonguing they should not be double-tonguing
Perfect
I should not have double-tongued you should not have double-tongued he should not have double-tongued we should not have double-tongued you should not have double-tongued they should not have double-tongued
V-ing perfect
I should not have been double-tonguing you should not have been double-tonguing he should not have been double-tonguing we should not have been double-tonguing you should not have been double-tonguing they should not have been double-tonguing
Interrogative form
Simple form
should I double-tongue? should you double-tongue? should he double-tongue? should we double-tongue? should you double-tongue? should they double-tongue?
V-ing form
should I be double-tonguing? should you be double-tonguing? should he be double-tonguing? should we be double-tonguing? should you be double-tonguing? should they be double-tonguing?
Perfect
should I have double-tongued? should you have double-tongued? should he have double-tongued? should we have double-tongued? should you have double-tongued? should they have double-tongued?
V-ing perfect
should I have been double-tonguing? should you have been double-tonguing? should he have been double-tonguing? should we have been double-tonguing? should you have been double-tonguing? should they have been double-tonguing?
Interro-negative form
Simple form
should I not double-tongue? should you not double-tongue? should he not double-tongue? should we not double-tongue? should you not double-tongue? should they not double-tongue?
V-ing form
should I not be double-tonguing? should you not be double-tonguing? should he not be double-tonguing? should we not be double-tonguing? should you not be double-tonguing? should they not be double-tonguing?
Perfect
should I not have double-tongued? should you not have double-tongued? should he not have double-tongued? should we not have double-tongued? should you not have double-tongued? should they not have double-tongued?
V-ing perfect
should I not have been double-tonguing? should you not have been double-tonguing? should he not have been double-tonguing? should we not have been double-tonguing? should you not have been double-tonguing? should they not have been double-tonguing?