Please write anargumentation based on the following story. Make a point and use evidence to support your argument. Your essay should be over 200 words. Story: A girl asked her boyfriend to lend 50,000 yuan to her. They had been dating for more than 5 years. Her boyfriend agreed to lend the money and asked her to write a IOU（ I OWE YOU) note. The girl was hurt because she thought an IOU menas her boyfriend didnot trust her, since they had been together for such a long time. This has caused a heated discussion. What do you think? Pick an angle and make your argument.