must shriveü
Regular verb: shriveü - shriveüed- shriveüed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must shriveü
you must shriveü
he must shriveü
we must shriveü
you must shriveü
they must shriveü 	I must be shriveüing
you must be shriveüing
he must be shriveüing
we must be shriveüing
you must be shriveüing
they must be shriveüing	I must have shriveüed
you must have shriveüed
he must have shriveüed
we must have shriveüed
you must have shriveüed
they must have shriveüed	I must have been shriveüing
you must have been shriveüing
he must have been shriveüing
we must have been shriveüing
you must have been shriveüing
they must have been shriveüing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not shriveü
you must not shriveü
he must not shriveü
we must not shriveü
you must not shriveü
they must not shriveü 	I must not be shriveüing
you must not be shriveüing
he must not be shriveüing
we must not be shriveüing
you must not be shriveüing
they must not be shriveüing	I must not have shriveüed
you must not have shriveüed
he must not have shriveüed
we must not have shriveüed
you must not have shriveüed
they must not have shriveüed	I must not have been shriveüing
you must not have been shriveüing
he must not have been shriveüing
we must not have been shriveüing
you must not have been shriveüing
they must not have been shriveüing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I shriveü?
must you shriveü?
must he shriveü?
must we shriveü?
must you shriveü?
must they shriveü? 	must I be shriveüing?
must you be shriveüing?
must he be shriveüing?
must we be shriveüing?
must you be shriveüing?
must they be shriveüing? 	must I have shriveüed?
must you have shriveüed?
must he have shriveüed?
must we have shriveüed?
must you have shriveüed?
must they have shriveüed? 	must I have been shriveüing?
must you have been shriveüing?
must he have been shriveüing?
must we have been shriveüing?
must you have been shriveüing?
must they have been shriveüing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not shriveü?
must you not shriveü?
must he not shriveü?
must we not shriveü?
must you not shriveü?
must they not shriveü? 	must I not be shriveüing?
must you not be shriveüing?
must he not be shriveüing?
must we not be shriveüing?
must you not be shriveüing?
must they not be shriveüing? 	must I not have shriveüed?
must you not have shriveüed?
must he not have shriveüed?
must we not have shriveüed?
must you not have shriveüed?
must they not have shriveüed? 	must I not have been shriveüing?
must you not have been shriveüing?
must he not have been shriveüing?
must we not have been shriveüing?
must you not have been shriveüing?
must they not have been shriveüing?