I should stitch you should stitch she should stitch we should stitch you should stitch they should stitch
V-ing form
I should be stitching you should be stitching she should be stitching we should be stitching you should be stitching they should be stitching
Perfect
I should have stitched you should have stitched she should have stitched we should have stitched you should have stitched they should have stitched
V-ing perfect
I should have been stitching you should have been stitching she should have been stitching we should have been stitching you should have been stitching they should have been stitching
Negation
Simple form
I should not stitch you should not stitch she should not stitch we should not stitch you should not stitch they should not stitch
V-ing form
I should not be stitching you should not be stitching she should not be stitching we should not be stitching you should not be stitching they should not be stitching
Perfect
I should not have stitched you should not have stitched she should not have stitched we should not have stitched you should not have stitched they should not have stitched
V-ing perfect
I should not have been stitching you should not have been stitching she should not have been stitching we should not have been stitching you should not have been stitching they should not have been stitching
Interrogative form
Simple form
should I stitch? should you stitch? should she stitch? should we stitch? should you stitch? should they stitch?
V-ing form
should I be stitching? should you be stitching? should she be stitching? should we be stitching? should you be stitching? should they be stitching?
Perfect
should I have stitched? should you have stitched? should she have stitched? should we have stitched? should you have stitched? should they have stitched?
V-ing perfect
should I have been stitching? should you have been stitching? should she have been stitching? should we have been stitching? should you have been stitching? should they have been stitching?
Interro-negative form
Simple form
should I not stitch? should you not stitch? should she not stitch? should we not stitch? should you not stitch? should they not stitch?
V-ing form
should I not be stitching? should you not be stitching? should she not be stitching? should we not be stitching? should you not be stitching? should they not be stitching?
Perfect
should I not have stitched? should you not have stitched? should she not have stitched? should we not have stitched? should you not have stitched? should they not have stitched?
V-ing perfect
should I not have been stitching? should you not have been stitching? should she not have been stitching? should we not have been stitching? should you not have been stitching? should they not have been stitching?