假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，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：在缺词处加一个漏字符号（∧），并在其下面写出该加的词。
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；2.只允许修改10处，多者（从第11处起）不计分。
It is known that everyone have a dream. I have dreamed of being a doctor since I enter the primary school. With modern life go rapidly nowadays, many people suffer from different kind of diseases, both mentally and physically. As a result, doctors are in great need at home and abroad. My dream is to become successful doctor, helping to save people’s lives. Although to be a good doctor is very difficult, but nowadays I will do whatever I can to keep everyone health. To make ray dream come true, I have told me over and over again that I’ll pay more attention on studies. After all, only by working hardly can one succeed.
