I could conspire you could conspire he could conspire we could conspire you could conspire they could conspire
V-ing form
I could be conspiring you could be conspiring he could be conspiring we could be conspiring you could be conspiring they could be conspiring
Perfect
I could have conspired you could have conspired he could have conspired we could have conspired you could have conspired they could have conspired
V-ing perfect
I could have been conspiring you could have been conspiring he could have been conspiring we could have been conspiring you could have been conspiring they could have been conspiring
Negation
Simple form
I could not conspire you could not conspire he could not conspire we could not conspire you could not conspire they could not conspire
V-ing form
I could not be conspiring you could not be conspiring he could not be conspiring we could not be conspiring you could not be conspiring they could not be conspiring
Perfect
I could not have conspired you could not have conspired he could not have conspired we could not have conspired you could not have conspired they could not have conspired
V-ing perfect
I could not have been conspiring you could not have been conspiring he could not have been conspiring we could not have been conspiring you could not have been conspiring they could not have been conspiring
Interrogative form
Simple form
could I conspire? could you conspire? could he conspire? could we conspire? could you conspire? could they conspire?
V-ing form
could I be conspiring? could you be conspiring? could he be conspiring? could we be conspiring? could you be conspiring? could they be conspiring?
Perfect
could I have conspired? could you have conspired? could he have conspired? could we have conspired? could you have conspired? could they have conspired?
V-ing perfect
could I have been conspiring? could you have been conspiring? could he have been conspiring? could we have been conspiring? could you have been conspiring? could they have been conspiring?
Interro-negative form
Simple form
could I not conspire? could you not conspire? could he not conspire? could we not conspire? could you not conspire? could they not conspire?
V-ing form
could I not be conspiring? could you not be conspiring? could he not be conspiring? could we not be conspiring? could you not be conspiring? could they not be conspiring?
Perfect
could I not have conspired? could you not have conspired? could he not have conspired? could we not have conspired? could you not have conspired? could they not have conspired?
V-ing perfect
could I not have been conspiring? could you not have been conspiring? could he not have been conspiring? could we not have been conspiring? could you not have been conspiring? could they not have been conspiring?