must shrink
Irregular verb: shrink - shrank- shrunk

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must shrink
you must shrink
he must shrink
we must shrink
you must shrink
they must shrink 	I must be shrinking
you must be shrinking
he must be shrinking
we must be shrinking
you must be shrinking
they must be shrinking	I must have shrunk
you must have shrunk
he must have shrunk
we must have shrunk
you must have shrunk
they must have shrunk	I must have been shrinking
you must have been shrinking
he must have been shrinking
we must have been shrinking
you must have been shrinking
they must have been shrinking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not shrink
you must not shrink
he must not shrink
we must not shrink
you must not shrink
they must not shrink 	I must not be shrinking
you must not be shrinking
he must not be shrinking
we must not be shrinking
you must not be shrinking
they must not be shrinking	I must not have shrunk
you must not have shrunk
he must not have shrunk
we must not have shrunk
you must not have shrunk
they must not have shrunk	I must not have been shrinking
you must not have been shrinking
he must not have been shrinking
we must not have been shrinking
you must not have been shrinking
they must not have been shrinking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I shrink?
must you shrink?
must he shrink?
must we shrink?
must you shrink?
must they shrink? 	must I be shrinking?
must you be shrinking?
must he be shrinking?
must we be shrinking?
must you be shrinking?
must they be shrinking? 	must I have shrunk?
must you have shrunk?
must he have shrunk?
must we have shrunk?
must you have shrunk?
must they have shrunk? 	must I have been shrinking?
must you have been shrinking?
must he have been shrinking?
must we have been shrinking?
must you have been shrinking?
must they have been shrinking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not shrink?
must you not shrink?
must he not shrink?
must we not shrink?
must you not shrink?
must they not shrink? 	must I not be shrinking?
must you not be shrinking?
must he not be shrinking?
must we not be shrinking?
must you not be shrinking?
must they not be shrinking? 	must I not have shrunk?
must you not have shrunk?
must he not have shrunk?
must we not have shrunk?
must you not have shrunk?
must they not have shrunk? 	must I not have been shrinking?
must you not have been shrinking?
must he not have been shrinking?
must we not have been shrinking?
must you not have been shrinking?
must they not have been shrinking?