could pulverize
Regular verb: pulverize - pulverized- pulverized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could pulverize
you could pulverize
she could pulverize
we could pulverize
you could pulverize
they could pulverize 	I could be pulverizing
you could be pulverizing
she could be pulverizing
we could be pulverizing
you could be pulverizing
they could be pulverizing	I could have pulverized
you could have pulverized
she could have pulverized
we could have pulverized
you could have pulverized
they could have pulverized	I could have been pulverizing
you could have been pulverizing
she could have been pulverizing
we could have been pulverizing
you could have been pulverizing
they could have been pulverizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't pulverize
you couldn't pulverize
she couldn't pulverize
we couldn't pulverize
you couldn't pulverize
they couldn't pulverize 	I couldn't be pulverizing
you couldn't be pulverizing
she couldn't be pulverizing
we couldn't be pulverizing
you couldn't be pulverizing
they couldn't be pulverizing	I couldn't have pulverized
you couldn't have pulverized
she couldn't have pulverized
we couldn't have pulverized
you couldn't have pulverized
they couldn't have pulverized	I couldn't have been pulverizing
you couldn't have been pulverizing
she couldn't have been pulverizing
we couldn't have been pulverizing
you couldn't have been pulverizing
they couldn't have been pulverizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I pulverize?
could you pulverize?
could she pulverize?
could we pulverize?
could you pulverize?
could they pulverize? 	could I be pulverizing?
could you be pulverizing?
could she be pulverizing?
could we be pulverizing?
could you be pulverizing?
could they be pulverizing? 	could I have pulverized?
could you have pulverized?
could she have pulverized?
could we have pulverized?
could you have pulverized?
could they have pulverized? 	could I have been pulverizing?
could you have been pulverizing?
could she have been pulverizing?
could we have been pulverizing?
could you have been pulverizing?
could they have been pulverizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I pulverize?
couldn't you pulverize?
couldn't she pulverize?
couldn't we pulverize?
couldn't you pulverize?
couldn't they pulverize? 	couldn't I be pulverizing?
couldn't you be pulverizing?
couldn't she be pulverizing?
couldn't we be pulverizing?
couldn't you be pulverizing?
couldn't they be pulverizing? 	couldn't I have pulverized?
couldn't you have pulverized?
couldn't she have pulverized?
couldn't we have pulverized?
couldn't you have pulverized?
couldn't they have pulverized? 	couldn't I have been pulverizing?
couldn't you have been pulverizing?
couldn't she have been pulverizing?
couldn't we have been pulverizing?
couldn't you have been pulverizing?
couldn't they have been pulverizing?