must purify
Regelmä&szlig;iges Verb: purify - purified- purified

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must purify
you must purify
he must purify
we must purify
you must purify
they must purify 	I must be purifying
you must be purifying
he must be purifying
we must be purifying
you must be purifying
they must be purifying	I must have purified
you must have purified
he must have purified
we must have purified
you must have purified
they must have purified	I must have been purifying
you must have been purifying
he must have been purifying
we must have been purifying
you must have been purifying
they must have been purifying	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must not purify
you must not purify
he must not purify
we must not purify
you must not purify
they must not purify 	I must not be purifying
you must not be purifying
he must not be purifying
we must not be purifying
you must not be purifying
they must not be purifying	I must not have purified
you must not have purified
he must not have purified
we must not have purified
you must not have purified
they must not have purified	I must not have been purifying
you must not have been purifying
he must not have been purifying
we must not have been purifying
you must not have been purifying
they must not have been purifying	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I purify?
must you purify?
must he purify?
must we purify?
must you purify?
must they purify? 	must I be purifying?
must you be purifying?
must he be purifying?
must we be purifying?
must you be purifying?
must they be purifying? 	must I have purified?
must you have purified?
must he have purified?
must we have purified?
must you have purified?
must they have purified? 	must I have been purifying?
must you have been purifying?
must he have been purifying?
must we have been purifying?
must you have been purifying?
must they have been purifying? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I not purify?
must you not purify?
must he not purify?
must we not purify?
must you not purify?
must they not purify? 	must I not be purifying?
must you not be purifying?
must he not be purifying?
must we not be purifying?
must you not be purifying?
must they not be purifying? 	must I not have purified?
must you not have purified?
must he not have purified?
must we not have purified?
must you not have purified?
must they not have purified? 	must I not have been purifying?
must you not have been purifying?
must he not have been purifying?
must we not have been purifying?
must you not have been purifying?
must they not have been purifying?