Could you tell me where you live in?此句为何错误

去掉in,有where就不用in了,如果一定要加in,那么把这句话改成：could you tell me what place you live in.
你后来问的那一句:
记住Could you tell me 后面一定应该用倒装语序,原来是who are you waiting for,现在就要用who you are waiting for.,