I could orient you could orient he could orient we could orient you could orient they could orient
V-ing form
I could be orienting you could be orienting he could be orienting we could be orienting you could be orienting they could be orienting
Perfect
I could have oriented you could have oriented he could have oriented we could have oriented you could have oriented they could have oriented
V-ing perfect
I could have been orienting you could have been orienting he could have been orienting we could have been orienting you could have been orienting they could have been orienting
Negation
Simple form
I could not orient you could not orient he could not orient we could not orient you could not orient they could not orient
V-ing form
I could not be orienting you could not be orienting he could not be orienting we could not be orienting you could not be orienting they could not be orienting
Perfect
I could not have oriented you could not have oriented he could not have oriented we could not have oriented you could not have oriented they could not have oriented
V-ing perfect
I could not have been orienting you could not have been orienting he could not have been orienting we could not have been orienting you could not have been orienting they could not have been orienting
Interrogative form
Simple form
could I orient? could you orient? could he orient? could we orient? could you orient? could they orient?
V-ing form
could I be orienting? could you be orienting? could he be orienting? could we be orienting? could you be orienting? could they be orienting?
Perfect
could I have oriented? could you have oriented? could he have oriented? could we have oriented? could you have oriented? could they have oriented?
V-ing perfect
could I have been orienting? could you have been orienting? could he have been orienting? could we have been orienting? could you have been orienting? could they have been orienting?
Interro-negative form
Simple form
could I not orient? could you not orient? could he not orient? could we not orient? could you not orient? could they not orient?
V-ing form
could I not be orienting? could you not be orienting? could he not be orienting? could we not be orienting? could you not be orienting? could they not be orienting?
Perfect
could I not have oriented? could you not have oriented? could he not have oriented? could we not have oriented? could you not have oriented? could they not have oriented?
V-ing perfect
could I not have been orienting? could you not have been orienting? could he not have been orienting? could we not have been orienting? could you not have been orienting? could they not have been orienting?