I should writhe you should writhe he should writhe we should writhe you should writhe they should writhe
V-ing form
I should be writhing you should be writhing he should be writhing we should be writhing you should be writhing they should be writhing
Perfect
I should have writhed you should have writhed he should have writhed we should have writhed you should have writhed they should have writhed
V-ing perfect
I should have been writhing you should have been writhing he should have been writhing we should have been writhing you should have been writhing they should have been writhing
Negation
Simple form
I should not writhe you should not writhe he should not writhe we should not writhe you should not writhe they should not writhe
V-ing form
I should not be writhing you should not be writhing he should not be writhing we should not be writhing you should not be writhing they should not be writhing
Perfect
I should not have writhed you should not have writhed he should not have writhed we should not have writhed you should not have writhed they should not have writhed
V-ing perfect
I should not have been writhing you should not have been writhing he should not have been writhing we should not have been writhing you should not have been writhing they should not have been writhing
Interrogative form
Simple form
should I writhe? should you writhe? should he writhe? should we writhe? should you writhe? should they writhe?
V-ing form
should I be writhing? should you be writhing? should he be writhing? should we be writhing? should you be writhing? should they be writhing?
Perfect
should I have writhed? should you have writhed? should he have writhed? should we have writhed? should you have writhed? should they have writhed?
V-ing perfect
should I have been writhing? should you have been writhing? should he have been writhing? should we have been writhing? should you have been writhing? should they have been writhing?
Interro-negative form
Simple form
should I not writhe? should you not writhe? should he not writhe? should we not writhe? should you not writhe? should they not writhe?
V-ing form
should I not be writhing? should you not be writhing? should he not be writhing? should we not be writhing? should you not be writhing? should they not be writhing?
Perfect
should I not have writhed? should you not have writhed? should he not have writhed? should we not have writhed? should you not have writhed? should they not have writhed?
V-ing perfect
should I not have been writhing? should you not have been writhing? should he not have been writhing? should we not have been writhing? should you not have been writhing? should they not have been writhing?