must snigger
Verbo regolare: snigger - sniggered- sniggered

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must snigger
you must snigger
he must snigger
we must snigger
you must snigger
they must snigger 	I must be sniggering
you must be sniggering
he must be sniggering
we must be sniggering
you must be sniggering
they must be sniggering	I must have sniggered
you must have sniggered
he must have sniggered
we must have sniggered
you must have sniggered
they must have sniggered	I must have been sniggering
you must have been sniggering
he must have been sniggering
we must have been sniggering
you must have been sniggering
they must have been sniggering	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I mustn't snigger
you mustn't snigger
he mustn't snigger
we mustn't snigger
you mustn't snigger
they mustn't snigger 	I mustn't be sniggering
you mustn't be sniggering
he mustn't be sniggering
we mustn't be sniggering
you mustn't be sniggering
they mustn't be sniggering	I mustn't have sniggered
you mustn't have sniggered
he mustn't have sniggered
we mustn't have sniggered
you mustn't have sniggered
they mustn't have sniggered	I mustn't have been sniggering
you mustn't have been sniggering
he mustn't have been sniggering
we mustn't have been sniggering
you mustn't have been sniggering
they mustn't have been sniggering	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I snigger?
must you snigger?
must he snigger?
must we snigger?
must you snigger?
must they snigger? 	must I be sniggering?
must you be sniggering?
must he be sniggering?
must we be sniggering?
must you be sniggering?
must they be sniggering? 	must I have sniggered?
must you have sniggered?
must he have sniggered?
must we have sniggered?
must you have sniggered?
must they have sniggered? 	must I have been sniggering?
must you have been sniggering?
must he have been sniggering?
must we have been sniggering?
must you have been sniggering?
must they have been sniggering? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
mustn't I snigger?
mustn't you snigger?
mustn't he snigger?
mustn't we snigger?
mustn't you snigger?
mustn't they snigger? 	mustn't I be sniggering?
mustn't you be sniggering?
mustn't he be sniggering?
mustn't we be sniggering?
mustn't you be sniggering?
mustn't they be sniggering? 	mustn't I have sniggered?
mustn't you have sniggered?
mustn't he have sniggered?
mustn't we have sniggered?
mustn't you have sniggered?
mustn't they have sniggered? 	mustn't I have been sniggering?
mustn't you have been sniggering?
mustn't he have been sniggering?
mustn't we have been sniggering?
mustn't you have been sniggering?
mustn't they have been sniggering?