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