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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．作文中共有10处语言错误，每句中最多有两处．每处错误仅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．
As we all know，everyone have a dream．I have dreamed of being a doctor since I entered into the primary schoo1．Nowadays with modern life go rapidly，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 was very difficult．I will do whatever I can to keep everyone health．To make my dream come true，I have told me over and over again that I'll concentrate more to studies．After all，only by working hardly can one succeed．