I should shirttail you should shirttail he should shirttail we should shirttail you should shirttail they should shirttail
V-ing form
I should be shirttailing you should be shirttailing he should be shirttailing we should be shirttailing you should be shirttailing they should be shirttailing
Perfect
I should have shirttailed you should have shirttailed he should have shirttailed we should have shirttailed you should have shirttailed they should have shirttailed
V-ing perfect
I should have been shirttailing you should have been shirttailing he should have been shirttailing we should have been shirttailing you should have been shirttailing they should have been shirttailing
Negation
Simple form
I should not shirttail you should not shirttail he should not shirttail we should not shirttail you should not shirttail they should not shirttail
V-ing form
I should not be shirttailing you should not be shirttailing he should not be shirttailing we should not be shirttailing you should not be shirttailing they should not be shirttailing
Perfect
I should not have shirttailed you should not have shirttailed he should not have shirttailed we should not have shirttailed you should not have shirttailed they should not have shirttailed
V-ing perfect
I should not have been shirttailing you should not have been shirttailing he should not have been shirttailing we should not have been shirttailing you should not have been shirttailing they should not have been shirttailing
Interrogative form
Simple form
should I shirttail? should you shirttail? should he shirttail? should we shirttail? should you shirttail? should they shirttail?
V-ing form
should I be shirttailing? should you be shirttailing? should he be shirttailing? should we be shirttailing? should you be shirttailing? should they be shirttailing?
Perfect
should I have shirttailed? should you have shirttailed? should he have shirttailed? should we have shirttailed? should you have shirttailed? should they have shirttailed?
V-ing perfect
should I have been shirttailing? should you have been shirttailing? should he have been shirttailing? should we have been shirttailing? should you have been shirttailing? should they have been shirttailing?
Interro-negative form
Simple form
should I not shirttail? should you not shirttail? should he not shirttail? should we not shirttail? should you not shirttail? should they not shirttail?
V-ing form
should I not be shirttailing? should you not be shirttailing? should he not be shirttailing? should we not be shirttailing? should you not be shirttailing? should they not be shirttailing?
Perfect
should I not have shirttailed? should you not have shirttailed? should he not have shirttailed? should we not have shirttailed? should you not have shirttailed? should they not have shirttailed?
V-ing perfect
should I not have been shirttailing? should you not have been shirttailing? should he not have been shirttailing? should we not have been shirttailing? should you not have been shirttailing? should they not have been shirttailing?