must slither
Verbe régulier : slither - slithered- slithered
Traduction française : ramper - glisser 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must slither
you must slither
he must slither
we must slither
you must slither
they must slither 	I must be slithering
you must be slithering
he must be slithering
we must be slithering
you must be slithering
they must be slithering	I must have slithered
you must have slithered
he must have slithered
we must have slithered
you must have slithered
they must have slithered	I must have been slithering
you must have been slithering
he must have been slithering
we must have been slithering
you must have been slithering
they must have been slithering	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't slither
you mustn't slither
he mustn't slither
we mustn't slither
you mustn't slither
they mustn't slither 	I mustn't be slithering
you mustn't be slithering
he mustn't be slithering
we mustn't be slithering
you mustn't be slithering
they mustn't be slithering	I mustn't have slithered
you mustn't have slithered
he mustn't have slithered
we mustn't have slithered
you mustn't have slithered
they mustn't have slithered	I mustn't have been slithering
you mustn't have been slithering
he mustn't have been slithering
we mustn't have been slithering
you mustn't have been slithering
they mustn't have been slithering	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I slither?
must you slither?
must he slither?
must we slither?
must you slither?
must they slither? 	must I be slithering?
must you be slithering?
must he be slithering?
must we be slithering?
must you be slithering?
must they be slithering? 	must I have slithered?
must you have slithered?
must he have slithered?
must we have slithered?
must you have slithered?
must they have slithered? 	must I have been slithering?
must you have been slithering?
must he have been slithering?
must we have been slithering?
must you have been slithering?
must they have been slithering? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I slither?
mustn't you slither?
mustn't he slither?
mustn't we slither?
mustn't you slither?
mustn't they slither? 	mustn't I be slithering?
mustn't you be slithering?
mustn't he be slithering?
mustn't we be slithering?
mustn't you be slithering?
mustn't they be slithering? 	mustn't I have slithered?
mustn't you have slithered?
mustn't he have slithered?
mustn't we have slithered?
mustn't you have slithered?
mustn't they have slithered? 	mustn't I have been slithering?
mustn't you have been slithering?
mustn't he have been slithering?
mustn't we have been slithering?
mustn't you have been slithering?
mustn't they have been slithering?