must perceive
Regelmä&szlig;iges Verb: perceive - perceived- perceived

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must perceive
you must perceive
she must perceive
we must perceive
you must perceive
they must perceive 	I must be perceiving
you must be perceiving
she must be perceiving
we must be perceiving
you must be perceiving
they must be perceiving	I must have perceived
you must have perceived
she must have perceived
we must have perceived
you must have perceived
they must have perceived	I must have been perceiving
you must have been perceiving
she must have been perceiving
we must have been perceiving
you must have been perceiving
they must have been perceiving	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must not perceive
you must not perceive
she must not perceive
we must not perceive
you must not perceive
they must not perceive 	I must not be perceiving
you must not be perceiving
she must not be perceiving
we must not be perceiving
you must not be perceiving
they must not be perceiving	I must not have perceived
you must not have perceived
she must not have perceived
we must not have perceived
you must not have perceived
they must not have perceived	I must not have been perceiving
you must not have been perceiving
she must not have been perceiving
we must not have been perceiving
you must not have been perceiving
they must not have been perceiving	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I perceive?
must you perceive?
must she perceive?
must we perceive?
must you perceive?
must they perceive? 	must I be perceiving?
must you be perceiving?
must she be perceiving?
must we be perceiving?
must you be perceiving?
must they be perceiving? 	must I have perceived?
must you have perceived?
must she have perceived?
must we have perceived?
must you have perceived?
must they have perceived? 	must I have been perceiving?
must you have been perceiving?
must she have been perceiving?
must we have been perceiving?
must you have been perceiving?
must they have been perceiving? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I not perceive?
must you not perceive?
must she not perceive?
must we not perceive?
must you not perceive?
must they not perceive? 	must I not be perceiving?
must you not be perceiving?
must she not be perceiving?
must we not be perceiving?
must you not be perceiving?
must they not be perceiving? 	must I not have perceived?
must you not have perceived?
must she not have perceived?
must we not have perceived?
must you not have perceived?
must they not have perceived? 	must I not have been perceiving?
must you not have been perceiving?
must she not have been perceiving?
must we not have been perceiving?
must you not have been perceiving?
must they not have been perceiving?