题目内容：

英语课上，老师要求同桌相互修改作文。假设以下作文为你同桌所写，请你对其进行修改。共有10处错误，每句中最多有两处。错误涉及一个单词的增加、删除或修改。

增加：在缺词处加一个漏词符号 （^），并在此符号下面写出该加的词。

删除：把多余的词用斜线（＼）划掉。

修改：在错的词下划一横线，并在该词下面写出修改后的词。

注意：1、每处错误及其修改均仅限一词；

只允许修改10处，多者（从第11处起）不计分。

Nowadays, this is common to hear about a young person getting this or that kind of serious disease. A couple of day ago, a friend in her 20s asked me that whether I was familiar with some health products. She tells me that she got tired easily and seemed to be in state of sub-health. At the age of twenty, one should feel filled with strong and energy. And some people at that age have started to worry about their health. Since we now have more access to information about keeping healthy, we should start to act responsible and pay special attention to improve our health.