must aprise
Regular verb: aprise - aprised- aprised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must aprise
you must aprise
he must aprise
we must aprise
you must aprise
they must aprise 	I must be aprising
you must be aprising
he must be aprising
we must be aprising
you must be aprising
they must be aprising	I must have aprised
you must have aprised
he must have aprised
we must have aprised
you must have aprised
they must have aprised	I must have been aprising
you must have been aprising
he must have been aprising
we must have been aprising
you must have been aprising
they must have been aprising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not aprise
you must not aprise
he must not aprise
we must not aprise
you must not aprise
they must not aprise 	I must not be aprising
you must not be aprising
he must not be aprising
we must not be aprising
you must not be aprising
they must not be aprising	I must not have aprised
you must not have aprised
he must not have aprised
we must not have aprised
you must not have aprised
they must not have aprised	I must not have been aprising
you must not have been aprising
he must not have been aprising
we must not have been aprising
you must not have been aprising
they must not have been aprising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I aprise?
must you aprise?
must he aprise?
must we aprise?
must you aprise?
must they aprise? 	must I be aprising?
must you be aprising?
must he be aprising?
must we be aprising?
must you be aprising?
must they be aprising? 	must I have aprised?
must you have aprised?
must he have aprised?
must we have aprised?
must you have aprised?
must they have aprised? 	must I have been aprising?
must you have been aprising?
must he have been aprising?
must we have been aprising?
must you have been aprising?
must they have been aprising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not aprise?
must you not aprise?
must he not aprise?
must we not aprise?
must you not aprise?
must they not aprise? 	must I not be aprising?
must you not be aprising?
must he not be aprising?
must we not be aprising?
must you not be aprising?
must they not be aprising? 	must I not have aprised?
must you not have aprised?
must he not have aprised?
must we not have aprised?
must you not have aprised?
must they not have aprised? 	must I not have been aprising?
must you not have been aprising?
must he not have been aprising?
must we not have been aprising?
must you not have been aprising?
must they not have been aprising?