That's not allowed. Once you are in here, listen to your teacher.
那是不允许的。一旦进来了,你们要听老师的话。
You don't need anything special.
你不需要什么特别的东西。
My dear friend, Mathilde. Let me tell you something. That necklace you borrowed from me wasn't a real diamond necklace. It wasn't valuable at all. The stones in the necklace were made of glass. It was worth five hundred francs at the most.