may stack
Regelmä&szlig;iges Verb: stack - stacked- stacked

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I may stack
you may stack
she may stack
we may stack
you may stack
they may stack 	I may be stacking
you may be stacking
she may be stacking
we may be stacking
you may be stacking
they may be stacking	I may have stacked
you may have stacked
she may have stacked
we may have stacked
you may have stacked
they may have stacked	I may have been stacking
you may have been stacking
she may have been stacking
we may have been stacking
you may have been stacking
they may have been stacking	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I may not stack
you may not stack
she may not stack
we may not stack
you may not stack
they may not stack 	I may not be stacking
you may not be stacking
she may not be stacking
we may not be stacking
you may not be stacking
they may not be stacking	I may not have stacked
you may not have stacked
she may not have stacked
we may not have stacked
you may not have stacked
they may not have stacked	I may not have been stacking
you may not have been stacking
she may not have been stacking
we may not have been stacking
you may not have been stacking
they may not have been stacking	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
may I stack?
may you stack?
may she stack?
may we stack?
may you stack?
may they stack? 	may I be stacking?
may you be stacking?
may she be stacking?
may we be stacking?
may you be stacking?
may they be stacking? 	may I have stacked?
may you have stacked?
may she have stacked?
may we have stacked?
may you have stacked?
may they have stacked? 	may I have been stacking?
may you have been stacking?
may she have been stacking?
may we have been stacking?
may you have been stacking?
may they have been stacking? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
may I not stack?
may you not stack?
may she not stack?
may we not stack?
may you not stack?
may they not stack? 	may I not be stacking?
may you not be stacking?
may she not be stacking?
may we not be stacking?
may you not be stacking?
may they not be stacking? 	may I not have stacked?
may you not have stacked?
may she not have stacked?
may we not have stacked?
may you not have stacked?
may they not have stacked? 	may I not have been stacking?
may you not have been stacking?
may she not have been stacking?
may we not have been stacking?
may you not have been stacking?
may they not have been stacking?