must shiver
Verbo regolare: shiver - shivered- shivered

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must shiver
you must shiver
he must shiver
we must shiver
you must shiver
they must shiver 	I must be shivering
you must be shivering
he must be shivering
we must be shivering
you must be shivering
they must be shivering	I must have shivered
you must have shivered
he must have shivered
we must have shivered
you must have shivered
they must have shivered	I must have been shivering
you must have been shivering
he must have been shivering
we must have been shivering
you must have been shivering
they must have been shivering	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not shiver
you must not shiver
he must not shiver
we must not shiver
you must not shiver
they must not shiver 	I must not be shivering
you must not be shivering
he must not be shivering
we must not be shivering
you must not be shivering
they must not be shivering	I must not have shivered
you must not have shivered
he must not have shivered
we must not have shivered
you must not have shivered
they must not have shivered	I must not have been shivering
you must not have been shivering
he must not have been shivering
we must not have been shivering
you must not have been shivering
they must not have been shivering	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I shiver?
must you shiver?
must he shiver?
must we shiver?
must you shiver?
must they shiver? 	must I be shivering?
must you be shivering?
must he be shivering?
must we be shivering?
must you be shivering?
must they be shivering? 	must I have shivered?
must you have shivered?
must he have shivered?
must we have shivered?
must you have shivered?
must they have shivered? 	must I have been shivering?
must you have been shivering?
must he have been shivering?
must we have been shivering?
must you have been shivering?
must they have been shivering? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not shiver?
must you not shiver?
must he not shiver?
must we not shiver?
must you not shiver?
must they not shiver? 	must I not be shivering?
must you not be shivering?
must he not be shivering?
must we not be shivering?
must you not be shivering?
must they not be shivering? 	must I not have shivered?
must you not have shivered?
must he not have shivered?
must we not have shivered?
must you not have shivered?
must they not have shivered? 	must I not have been shivering?
must you not have been shivering?
must he not have been shivering?
must we not have been shivering?
must you not have been shivering?
must they not have been shivering?