I may slip-stitch you may slip-stitch he may slip-stitch we may slip-stitch you may slip-stitch they may slip-stitch
V-ing form
I may be slip-stitching you may be slip-stitching he may be slip-stitching we may be slip-stitching you may be slip-stitching they may be slip-stitching
Perfect
I may have slip-stitched you may have slip-stitched he may have slip-stitched we may have slip-stitched you may have slip-stitched they may have slip-stitched
V-ing perfect
I may have been slip-stitching you may have been slip-stitching he may have been slip-stitching we may have been slip-stitching you may have been slip-stitching they may have been slip-stitching
Negation
Simple form
I mayn't slip-stitch you mayn't slip-stitch he mayn't slip-stitch we mayn't slip-stitch you mayn't slip-stitch they mayn't slip-stitch
V-ing form
I mayn't be slip-stitching you mayn't be slip-stitching he mayn't be slip-stitching we mayn't be slip-stitching you mayn't be slip-stitching they mayn't be slip-stitching
Perfect
I mayn't have slip-stitched you mayn't have slip-stitched he mayn't have slip-stitched we mayn't have slip-stitched you mayn't have slip-stitched they mayn't have slip-stitched
V-ing perfect
I mayn't have been slip-stitching you mayn't have been slip-stitching he mayn't have been slip-stitching we mayn't have been slip-stitching you mayn't have been slip-stitching they mayn't have been slip-stitching
Interrogative form
Simple form
may I slip-stitch? may you slip-stitch? may he slip-stitch? may we slip-stitch? may you slip-stitch? may they slip-stitch?
V-ing form
may I be slip-stitching? may you be slip-stitching? may he be slip-stitching? may we be slip-stitching? may you be slip-stitching? may they be slip-stitching?
Perfect
may I have slip-stitched? may you have slip-stitched? may he have slip-stitched? may we have slip-stitched? may you have slip-stitched? may they have slip-stitched?
V-ing perfect
may I have been slip-stitching? may you have been slip-stitching? may he have been slip-stitching? may we have been slip-stitching? may you have been slip-stitching? may they have been slip-stitching?
Interro-negative form
Simple form
mayn't I slip-stitch? mayn't you slip-stitch? mayn't he slip-stitch? mayn't we slip-stitch? mayn't you slip-stitch? mayn't they slip-stitch?
V-ing form
mayn't I be slip-stitching? mayn't you be slip-stitching? mayn't he be slip-stitching? mayn't we be slip-stitching? mayn't you be slip-stitching? mayn't they be slip-stitching?
Perfect
mayn't I have slip-stitched? mayn't you have slip-stitched? mayn't he have slip-stitched? mayn't we have slip-stitched? mayn't you have slip-stitched? mayn't they have slip-stitched?
V-ing perfect
mayn't I have been slip-stitching? mayn't you have been slip-stitching? mayn't he have been slip-stitching? mayn't we have been slip-stitching? mayn't you have been slip-stitching? mayn't they have been slip-stitching?