must slip-stitch
Verbe régulier : slip-stitch - slip-stitched- slip-stitched

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must slip-stitch
you must slip-stitch
he must slip-stitch
we must slip-stitch
you must slip-stitch
they must slip-stitch 	I must be slip-stitching
you must be slip-stitching
he must be slip-stitching
we must be slip-stitching
you must be slip-stitching
they must be slip-stitching	I must have slip-stitched
you must have slip-stitched
he must have slip-stitched
we must have slip-stitched
you must have slip-stitched
they must have slip-stitched	I must have been slip-stitching
you must have been slip-stitching
he must have been slip-stitching
we must have been slip-stitching
you must have been slip-stitching
they must have been slip-stitching	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't slip-stitch
you mustn't slip-stitch
he mustn't slip-stitch
we mustn't slip-stitch
you mustn't slip-stitch
they mustn't slip-stitch 	I mustn't be slip-stitching
you mustn't be slip-stitching
he mustn't be slip-stitching
we mustn't be slip-stitching
you mustn't be slip-stitching
they mustn't be slip-stitching	I mustn't have slip-stitched
you mustn't have slip-stitched
he mustn't have slip-stitched
we mustn't have slip-stitched
you mustn't have slip-stitched
they mustn't have slip-stitched	I mustn't have been slip-stitching
you mustn't have been slip-stitching
he mustn't have been slip-stitching
we mustn't have been slip-stitching
you mustn't have been slip-stitching
they mustn't have been slip-stitching	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I slip-stitch?
must you slip-stitch?
must he slip-stitch?
must we slip-stitch?
must you slip-stitch?
must they slip-stitch? 	must I be slip-stitching?
must you be slip-stitching?
must he be slip-stitching?
must we be slip-stitching?
must you be slip-stitching?
must they be slip-stitching? 	must I have slip-stitched?
must you have slip-stitched?
must he have slip-stitched?
must we have slip-stitched?
must you have slip-stitched?
must they have slip-stitched? 	must I have been slip-stitching?
must you have been slip-stitching?
must he have been slip-stitching?
must we have been slip-stitching?
must you have been slip-stitching?
must they have been slip-stitching? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I slip-stitch?
mustn't you slip-stitch?
mustn't he slip-stitch?
mustn't we slip-stitch?
mustn't you slip-stitch?
mustn't they slip-stitch? 	mustn't I be slip-stitching?
mustn't you be slip-stitching?
mustn't he be slip-stitching?
mustn't we be slip-stitching?
mustn't you be slip-stitching?
mustn't they be slip-stitching? 	mustn't I have slip-stitched?
mustn't you have slip-stitched?
mustn't he have slip-stitched?
mustn't we have slip-stitched?
mustn't you have slip-stitched?
mustn't they have slip-stitched? 	mustn't I have been slip-stitching?
mustn't you have been slip-stitching?
mustn't he have been slip-stitching?
mustn't we have been slip-stitching?
mustn't you have been slip-stitching?
mustn't they have been slip-stitching?