I could orient you could orient she could orient we could orient you could orient they could orient
V-ing form
I could be orienting you could be orienting she could be orienting we could be orienting you could be orienting they could be orienting
Perfect
I could have oriented you could have oriented she 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 she could have been orienting we could have been orienting you could have been orienting they could have been orienting
Negation
Simple form
I couldn't orient you couldn't orient she couldn't orient we couldn't orient you couldn't orient they couldn't orient
V-ing form
I couldn't be orienting you couldn't be orienting she couldn't be orienting we couldn't be orienting you couldn't be orienting they couldn't be orienting
Perfect
I couldn't have oriented you couldn't have oriented she couldn't have oriented we couldn't have oriented you couldn't have oriented they couldn't have oriented
V-ing perfect
I couldn't have been orienting you couldn't have been orienting she couldn't have been orienting we couldn't have been orienting you couldn't have been orienting they couldn't have been orienting
Interrogative form
Simple form
could I orient? could you orient? could she orient? could we orient? could you orient? could they orient?
V-ing form
could I be orienting? could you be orienting? could she be orienting? could we be orienting? could you be orienting? could they be orienting?
Perfect
could I have oriented? could you have oriented? could she 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 she have been orienting? could we have been orienting? could you have been orienting? could they have been orienting?
Interro-negative form
Simple form
couldn't I orient? couldn't you orient? couldn't she orient? couldn't we orient? couldn't you orient? couldn't they orient?
V-ing form
couldn't I be orienting? couldn't you be orienting? couldn't she be orienting? couldn't we be orienting? couldn't you be orienting? couldn't they be orienting?
Perfect
couldn't I have oriented? couldn't you have oriented? couldn't she have oriented? couldn't we have oriented? couldn't you have oriented? couldn't they have oriented?
V-ing perfect
couldn't I have been orienting? couldn't you have been orienting? couldn't she have been orienting? couldn't we have been orienting? couldn't you have been orienting? couldn't they have been orienting?