One day, my friend paid a visit to me at my home. As soon as she arrived, I noticed the eyeglasses on her because I remembered I had seen the same type introduced on a fashionable magazine. I was quite sure that the eyeglasses must cost her a lot. When I was thinking about how to talk this topic with her by a nature beginning, she opened the dialogue first. She seemed very satisfied with the newly-bought eyeglasses and took it off to present to me. She told me that she bought it from a professional online store. She also asked me to guess its price. I had no conception of the prices of goods online and could not guess correctly. (more…)