may puncture
Verbo regular: puncture - punctured- punctured

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may puncture
you may puncture
he may puncture
we may puncture
you may puncture
they may puncture 	I may be puncturing
you may be puncturing
he may be puncturing
we may be puncturing
you may be puncturing
they may be puncturing	I may have punctured
you may have punctured
he may have punctured
we may have punctured
you may have punctured
they may have punctured	I may have been puncturing
you may have been puncturing
he may have been puncturing
we may have been puncturing
you may have been puncturing
they may have been puncturing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mayn't puncture
you mayn't puncture
he mayn't puncture
we mayn't puncture
you mayn't puncture
they mayn't puncture 	I mayn't be puncturing
you mayn't be puncturing
he mayn't be puncturing
we mayn't be puncturing
you mayn't be puncturing
they mayn't be puncturing	I mayn't have punctured
you mayn't have punctured
he mayn't have punctured
we mayn't have punctured
you mayn't have punctured
they mayn't have punctured	I mayn't have been puncturing
you mayn't have been puncturing
he mayn't have been puncturing
we mayn't have been puncturing
you mayn't have been puncturing
they mayn't have been puncturing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I puncture?
may you puncture?
may he puncture?
may we puncture?
may you puncture?
may they puncture? 	may I be puncturing?
may you be puncturing?
may he be puncturing?
may we be puncturing?
may you be puncturing?
may they be puncturing? 	may I have punctured?
may you have punctured?
may he have punctured?
may we have punctured?
may you have punctured?
may they have punctured? 	may I have been puncturing?
may you have been puncturing?
may he have been puncturing?
may we have been puncturing?
may you have been puncturing?
may they have been puncturing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mayn't I puncture?
mayn't you puncture?
mayn't he puncture?
mayn't we puncture?
mayn't you puncture?
mayn't they puncture? 	mayn't I be puncturing?
mayn't you be puncturing?
mayn't he be puncturing?
mayn't we be puncturing?
mayn't you be puncturing?
mayn't they be puncturing? 	mayn't I have punctured?
mayn't you have punctured?
mayn't he have punctured?
mayn't we have punctured?
mayn't you have punctured?
mayn't they have punctured? 	mayn't I have been puncturing?
mayn't you have been puncturing?
mayn't he have been puncturing?
mayn't we have been puncturing?
mayn't you have been puncturing?
mayn't they have been puncturing?