must practice
Regelmä&szlig;iges Verb: practice - practiced- practiced

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must practice
you must practice
she must practice
we must practice
you must practice
they must practice 	I must be practicing
you must be practicing
she must be practicing
we must be practicing
you must be practicing
they must be practicing	I must have practiced
you must have practiced
she must have practiced
we must have practiced
you must have practiced
they must have practiced	I must have been practicing
you must have been practicing
she must have been practicing
we must have been practicing
you must have been practicing
they must have been practicing	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I mustn't practice
you mustn't practice
she mustn't practice
we mustn't practice
you mustn't practice
they mustn't practice 	I mustn't be practicing
you mustn't be practicing
she mustn't be practicing
we mustn't be practicing
you mustn't be practicing
they mustn't be practicing	I mustn't have practiced
you mustn't have practiced
she mustn't have practiced
we mustn't have practiced
you mustn't have practiced
they mustn't have practiced	I mustn't have been practicing
you mustn't have been practicing
she mustn't have been practicing
we mustn't have been practicing
you mustn't have been practicing
they mustn't have been practicing	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I practice?
must you practice?
must she practice?
must we practice?
must you practice?
must they practice? 	must I be practicing?
must you be practicing?
must she be practicing?
must we be practicing?
must you be practicing?
must they be practicing? 	must I have practiced?
must you have practiced?
must she have practiced?
must we have practiced?
must you have practiced?
must they have practiced? 	must I have been practicing?
must you have been practicing?
must she have been practicing?
must we have been practicing?
must you have been practicing?
must they have been practicing? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
mustn't I practice?
mustn't you practice?
mustn't she practice?
mustn't we practice?
mustn't you practice?
mustn't they practice? 	mustn't I be practicing?
mustn't you be practicing?
mustn't she be practicing?
mustn't we be practicing?
mustn't you be practicing?
mustn't they be practicing? 	mustn't I have practiced?
mustn't you have practiced?
mustn't she have practiced?
mustn't we have practiced?
mustn't you have practiced?
mustn't they have practiced? 	mustn't I have been practicing?
mustn't you have been practicing?
mustn't she have been practicing?
mustn't we have been practicing?
mustn't you have been practicing?
mustn't they have been practicing?