因此，请保持微笑，把你最好的一面展示给世界。
正如她一样，你永远不知道你会为某人积极的改变某事，所以，请保持微笑！
As with her, you never know how you may be positively changing something for someone. So, keep smiling!
当你与客人谈话时，请保持微笑，回答客人的问题清晰准确，避免用俚语。当碰到一些不理解的问题时，请不要选择性回答。
Smile when you talk, answer your guests clearly avoid slang. The question that you are not understand, please don't answer it optionally.
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