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。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（从第十一处起）不计分。
Dear editor,
I’m a student come from a remote and poor village. Let me share you a touching story about my teacher, Ren Ying, which is in a wheelchair. She caught a serious disease and lose her ability to move in 1986, but she failed the college entrance examinations because of the handicap. After attempt suicide twice, she began self-study. Later, she run a school for children in the village. He has been a teacher and a headmaster for 12 years. Now our school has 6 grade and 200 students.
Yours,
LiHua