can puncture
Regular verb: puncture - punctured- punctured

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can puncture
you can puncture
she can puncture
we can puncture
you can puncture
they can puncture 	I can be puncturing
you can be puncturing
she can be puncturing
we can be puncturing
you can be puncturing
they can be puncturing	I can have punctured
you can have punctured
she can have punctured
we can have punctured
you can have punctured
they can have punctured	I can have been puncturing
you can have been puncturing
she can have been puncturing
we can have been puncturing
you can have been puncturing
they can have been puncturing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't puncture
you can't puncture
she can't puncture
we can't puncture
you can't puncture
they can't puncture 	I can't be puncturing
you can't be puncturing
she can't be puncturing
we can't be puncturing
you can't be puncturing
they can't be puncturing	I can't have punctured
you can't have punctured
she can't have punctured
we can't have punctured
you can't have punctured
they can't have punctured	I can't have been puncturing
you can't have been puncturing
she can't have been puncturing
we can't have been puncturing
you can't have been puncturing
they can't have been puncturing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I puncture?
can you puncture?
can she puncture?
can we puncture?
can you puncture?
can they puncture? 	can I be puncturing?
can you be puncturing?
can she be puncturing?
can we be puncturing?
can you be puncturing?
can they be puncturing? 	can I have punctured?
can you have punctured?
can she have punctured?
can we have punctured?
can you have punctured?
can they have punctured? 	can I have been puncturing?
can you have been puncturing?
can she have been puncturing?
can we have been puncturing?
can you have been puncturing?
can they have been puncturing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I puncture?
can't you puncture?
can't she puncture?
can't we puncture?
can't you puncture?
can't they puncture? 	can't I be puncturing?
can't you be puncturing?
can't she be puncturing?
can't we be puncturing?
can't you be puncturing?
can't they be puncturing? 	can't I have punctured?
can't you have punctured?
can't she have punctured?
can't we have punctured?
can't you have punctured?
can't they have punctured? 	can't I have been puncturing?
can't you have been puncturing?
can't she have been puncturing?
can't we have been puncturing?
can't you have been puncturing?
can't they have been puncturing?