you have to teach how to lie.
Yes, during written and oral exams students have to lie a lot. E.g., the examiners might have such a request - tell us about the situation when you or sb you know took a pet to the vet. What if you have never had a pet, neither your relatives or friends?
You know at 411 there were of course the Sioux,
Yes! That`s what I meant - the Sioux from Danubian Plains.